cups: fix multilib install file conflicts

A comment line of conf file cups-files.conf refers to var @CUPS_SERVERBIN@
is ${libdir} related and then it causes multilib install file conflict.

Remove @CUPS_SERVERBIN@ from the comment line to avoid the conflict.

(From OE-Core rev: ac4df3f83fccfa7dd75d6a913b7ab75e49a7b986)

Signed-off-by: Kai Kang <kai.kang@windriver.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/recipes-extended/cups/cups.inc

@@ -8,7 +8,8 @@ SRC_URI = "https://github.com/apple/cups/releases/download/v${PV}/${BP}-source.t
            file://use_echo_only_in_init.patch \
            file://0001-don-t-try-to-run-generated-binaries.patch \
            file://cups_serverbin.patch \
-	  "
+           file://cups-avoid-install-file-conflicts.patch \
+           "
 
 UPSTREAM_CHECK_URI = "https://github.com/apple/cups/releases"
 UPSTREAM_CHECK_REGEX = "cups-(?P<pver>\d+\.\d+(\.\d+)?)-source.tar"

meta/recipes-extended/cups/cups/cups-avoid-install-file-conflicts.patch

@@ -0,0 +1,21 @@
+@CUPS_SERVERBIN@ is ${libdir} related that causes multilib install file
+conflict. Remove @CUPS_SERVERBIN@ from the comment line of cups-files.conf to
+avoid the conflict.
+
+Upstream-Status: Inappropriate [OE specific]
+
+Signed-off-by: Kai Kang <kai.kang@windriver.com>
+
+diff --git a/conf/cups-files.conf.in b/conf/cups-files.conf.in
+index 4a78ba6..03c6582 100644
+--- a/conf/cups-files.conf.in
++++ b/conf/cups-files.conf.in
+@@ -73,7 +73,7 @@ PageLog @CUPS_LOGDIR@/page_log
+ #RequestRoot @CUPS_REQUESTS@
+ 
+ # Location of helper programs...
+-#ServerBin @CUPS_SERVERBIN@
++#ServerBin
+ 
+ # SSL/TLS keychain for the scheduler...
+ #ServerKeychain @CUPS_SERVERKEYCHAIN@