Temporary changes to allow Cron CI to run

Author: me-no-dev

tools/config.sh

@@ -10,7 +10,8 @@ if [ -z $IDF_BRANCH ]; then
 fi
 
 if [ -z $AR_PR_TARGET_BRANCH ]; then
-	AR_PR_TARGET_BRANCH="master"
+	# Temporary to get CI working. original is master
+	AR_PR_TARGET_BRANCH="esp-idf-v5.1-libs"
 fi
 
 if [ -z $IDF_TARGET ]; then