Fix a bug where ssh-copy-id would fail with "EOF: command not found":

https://github.com/openssh/openssh-portable/pull/206

Patch copied from upstream source repository:

https://github.com/openssh/openssh-portable/commit/d9e727dcc04a52caaac87543ea1d230e9e6b5604

From d9e727dcc04a52caaac87543ea1d230e9e6b5604 Mon Sep 17 00:00:00 2001
From: Oleg <Fallmay@users.noreply.github.com>
Date: Thu, 1 Oct 2020 12:09:08 +0300
Subject: [PATCH] Fix `EOF: command not found` error in ssh-copy-id

---
 contrib/ssh-copy-id | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/contrib/ssh-copy-id b/contrib/ssh-copy-id
index 392f64f94..a76907717 100644
--- a/contrib/ssh-copy-id
+++ b/contrib/ssh-copy-id
@@ -247,7 +247,7 @@ installkeys_sh() {
   #    the -z `tail ...` checks for a trailing newline. The echo adds one if was missing
   #    the cat adds the keys we're getting via STDIN
   #    and if available restorecon is used to restore the SELinux context
-  INSTALLKEYS_SH=$(tr '\t\n' ' ' <<-EOF)
+  INSTALLKEYS_SH=$(tr '\t\n' ' ' <<-EOF
 	cd;
 	umask 077;
 	mkdir -p $(dirname "${AUTH_KEY_FILE}") &&
@@ -258,6 +258,7 @@ installkeys_sh() {
 	  restorecon -F .ssh ${AUTH_KEY_FILE};
 	fi
 EOF
+  )
 
   # to defend against quirky remote shells: use 'exec sh -c' to get POSIX;
   printf "exec sh -c '%s'" "${INSTALLKEYS_SH}"