Scripts: Remove some subshells that ignore errors

packaging/windows/buildpackage.sh

@@ -15,7 +15,8 @@ if [ $# -ne "2" ]; then
 fi
 
 # Set the working dir to the location of this script
-cd "$(dirname "$0")" || exit 1
+HERE=$(dirname "$0")
+cd "${HERE}" || exit 1
 . ../functions.sh
 
 TAG="$1"