linux: nvfbc: fix missing paren

Fixes #1002

Author: jailuthra

patch-fbc.sh

@@ -248,6 +248,7 @@ declare -A patch_list=(
     ["580.76.05"]='s/\x85\xc0\x0f\x85\xd4\x00\x00\x00\x48/\x85\xc0\x90\x90\x90\x90\x90\x90\x48/g'
     ["580.82.07"]='s/\x85\xc0\x0f\x85\xd4\x00\x00\x00\x48/\x85\xc0\x90\x90\x90\x90\x90\x90\x48/g'
     ["580.82.09"]='s/\x85\xc0\x0f\x85\xd4\x00\x00\x00\x48/\x85\xc0\x90\x90\x90\x90\x90\x90\x48/g'
+)
 
 check_version_supported () {
     local ver="$1"