90multipath: Install libgcc_s library

multipathd is using pthreads, which require libgcc_s for
pthread_cancel to work. Without it multipathd might crash
with SIGABRT.

Signed-off-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Thomas Renninger <trenn@suse.de>

modules.d/90multipath/module-setup.sh

@@ -87,6 +87,7 @@ install() {
     inst $(command -v partx) /sbin/partx
 
     inst_libdir_file "libmultipath*" "multipath/*"
+    inst_libdir_file 'libgcc_s.so*'
 
     if dracut_module_included "systemd"; then
         inst_multiple \