Remove references to FreeSans font, which is not packaged for Guix.

--- a/game/fonts/fonts.ini	1970-01-01 01:00:01.000000000 +0100
+++ b/game/fonts/fonts.ini	2022-09-16 14:31:51.483096847 +0200
@@ -116,26 +116,6 @@
 BoldHighResPreCache=0
 BoldHighResOutline=0.02
 
-[Font_FreeSans]
-Name=Free Sans
-RegularFile=FreeSans/FreeSans.ttf
-RegularFallbackFile1=wqy-microhei/wqy-microhei.ttc
-;RegularGlyphSpacing=1.4
-;RegularStretch=1.2
-BoldFile=FreeSans/FreeSansBold.ttf
-BoldFallbackFile1=wqy-microhei/wqy-microhei.ttc
-;BoldEmbolden=0.06
-OutlineFile=FreeSans/FreeSansBold.ttf
-OutlineOutline=0.06
-;OutlineColorR=0.3
-;OutlineColorG=0.3
-;OutlineColorB=0.3
-;OutlineColorA=0.3
-BoldHighResFile=FreeSans/FreeSansBold.ttf
-BoldHighResMaxResolution=256
-BoldHighResPreCache=0
-BoldHighResOutline=0.02
-
 [Font_DejaVuSans]
 Name=DejaVu Sans
 RegularFile=DejaVu/DejaVuSans.ttf
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<tr><td><span title='2021-12-08 18:55:58 +0100'>2021-12-08</span></td><td><a href='/guix/commit/gnu/packages/idutils.scm?id=20e6446a68800d44cee8d2d273a04f8d3e8d6428'>gnu: idutils: Fix build with glibc 2.33.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/idutils.scm (idutils)[source]: Remove reference to 'gets'
from "lib/stdio.in.h".
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2021-11-11 12:18:30 -0500'>2021-11-11</span></td><td><a href='/guix/commit/gnu/packages/idutils.scm?id=a570cea4c6ac82ca39c18b6fd647b008bc8b6147'>gnu: Remove references to a removed patch.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/backup.scm (libchop)[source]: Remove the patch.
  (idutils)[source]: Ditto.
</span></span></td><td>Mathieu Othacehe</td></tr>
<tr><td><span title='2021-09-11 18:14:06 +0200'>2021-09-11</span></td><td><a href='/guix/commit/gnu/packages/idutils.scm?id=12a664a90e640cfdf83a2a6a85b33cb3c760f1ce'>gnu: idutils: Skip failing Gnulib tests.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/idutils.scm (idutils)[arguments]: New field.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2020-10-06 02:54:02 +0200'>2020-10-06</span></td><td><a href='/guix/commit/gnu/packages/idutils.scm?id=6c273ee4332ff537aff05eafa276c64018eb15dc'>gnu: Fix up package copyright headers.</a></td><td>Tobias Geerinckx-Rice</td></tr>