Set visibility of global symbols used in ARM specific assembly file to
internal.

Taken from Debian:
https://salsa.debian.org/multimedia-team/mpeg2dec/blob/master/debian/patches/60_arm-private-symbols.patch

--- mpeg2dec.orig/libmpeg2/motion_comp_arm_s.S
+++ mpeg2dec/libmpeg2/motion_comp_arm_s.S
@@ -23,7 +23,8 @@
 
 @ ----------------------------------------------------------------
 	.align
-	.global MC_put_o_16_arm
+	.global   MC_put_o_16_arm
+	.internal MC_put_o_16_arm
 MC_put_o_16_arm:
 	@@ void func(uint8_t * dest, const uint8_t * ref, int stride, int height)
 	pld [r1]
@@ -83,7 +84,8 @@ MC_put_o_16_arm_align_jt:
 
 @ ----------------------------------------------------------------
 	.align
-	.global MC_put_o_8_arm
+	.global   MC_put_o_8_arm
+	.internal MC_put_o_8_arm
 MC_put_o_8_arm:
 	@@ void func(uint8_t * dest, const uint8_t * ref, int stride, int height)
 	pld [r1]
@@ -152,7 +154,8 @@ MC_put_o_8_arm_align_jt:
 .endm
 
 	.align
-	.global MC_put_x_16_arm
+	.global   MC_put_x_16_arm
+	.internal MC_put_x_16_arm
 MC_put_x_16_arm:
 	@@ void func(uint8_t * dest, const uint8_t * ref, int stride, int height)
 	pld [r1]
@@ -244,7 +247,8 @@ MC_put_x_16_arm_align_jt:
 
 @ ----------------------------------------------------------------
 	.align
-	.global MC_put_x_8_arm
+	.global   MC_put_x_8_arm
+	.internal MC_put_x_8_arm
 MC_put_x_8_arm:
 	@@ void func(uint8_t * dest, const uint8_t * ref, int stride, int height)
 	pld [r1]
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<div class='path'>path: <a href='/guix/log/?id=8a69976f6c0e522747dafe6abd688e30e190a9dd'>root</a>/<a href='/guix/log/gnu?id=8a69976f6c0e522747dafe6abd688e30e190a9dd'>gnu</a>/<a href='/guix/log/gnu/ci.scm?id=8a69976f6c0e522747dafe6abd688e30e190a9dd'>ci.scm</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/guix/log/gnu/ci.scm?id=8a69976f6c0e522747dafe6abd688e30e190a9dd&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2022-10-22 01:46:55 +0200'>2022-10-22</span></td><td><a href='/guix/commit/gnu/ci.scm?id=a3619079f95213c4f983e69210ed12b38fd31022'>Remove now unnecessary uses of (guix grafts).</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2022-10-13 17:28:46 +0200'>2022-10-13</span></td><td><a href='/guix/commit/gnu/ci.scm?id=7c2b09f924788a9ed1b149830a4de4e2920d4618'>ci: Honor the system passed to image-&gt;job.</a><span class='msg-avail'>...</span></td><td>Mathieu Othacehe</td></tr>
<tr><td><span title='2022-10-11 16:05:31 +0200'>2022-10-11</span></td><td><a href='/guix/commit/gnu/ci.scm?id=22b9734b67b8f5946e09ed28843a9af26f345945'>Revert "guix system: Remove unused 'read-operating-system' procedure."</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2022-09-24 14:49:09 +0200'>2022-09-24</span></td><td><a href='/guix/commit/gnu/ci.scm?id=ebe9d660a55629f2506db124b0e016885fc61e5c'>gnu: Add compression module.</a><span class='msg-avail'>...</span></td><td>Mathieu Othacehe</td></tr>
<tr><td><span title='2022-08-17 11:29:38 +0200'>2022-08-17</span></td><td><a href='/guix/commit/gnu/ci.scm?id=5bbb9af5d99314a79d7f6535d9a3176c2c10e60b'>ci: Fix the images specification.</a><span class='msg-avail'>...</span></td><td>Mathieu Othacehe</td></tr>
<tr><td><span title='2022-08-09 15:16:06 +0200'>2022-08-09</span></td><td><a href='/guix/commit/gnu/ci.scm?id=5bce4c82422de6beb3ce6120ba1592be898c2b72'>build-system: Add 'channel-build-system'.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2022-08-05 15:28:05 +0200'>2022-08-05</span></td><td><a href='/guix/commit/gnu/ci.scm?id=d11a432adffe9308eafec6b77cddd3145029109e'>guix system: Remove unused 'read-operating-system' procedure.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2022-05-25 09:27:25 +0200'>2022-05-25</span></td><td><a href='/guix/commit/gnu/ci.scm?id=dab819d5c4c55609efae098c8e3c2f2757c34e5b'>Move (gnu platform) and (gnu platforms ...) to guix/.</a><span class='msg-avail'>...</span></td><td>Josselin Poiret</td></tr>
<tr><td><span title='2022-05-22 15:15:33 +0200'>2022-05-22</span></td><td><a href='/guix/commit/gnu/ci.scm?id=dd970122ddf3679482f658f73dd68307496c6215'>ci: Do not rely on hardcoded cross-targets lists.</a><span class='msg-avail'>...</span></td><td>Mathieu Othacehe</td></tr>
<tr><td><span title='2022-01-01 15:23:24 +0100'>2022-01-01</span></td><td><a href='/guix/commit/gnu/ci.scm?id=6756c64a8f1a22f74ea3bcb8bfb00f229ad6f6c5'>ci: Add extra jobs for tunable packages.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2021-12-10 21:49:25 +0100'>2021-12-10</span></td><td><a href='/guix/commit/gnu/ci.scm?id=32750e8c3ed38df4cafb39cffa878c6851abc899'>Merge remote-tracking branch 'signed/master' into core-updates</a></td><td>Mathieu Othacehe</td></tr>
<tr><td><span title='2021-12-06 10:56:01 +0100'>2021-12-06</span></td><td><a href='/guix/commit/gnu/ci.scm?id=93e9f0bc7fc97db7b9e31477858ef7cb2ce01c90'>ci: Cross-build the 'guix' package.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>