Update config.sh

Author: Staars

tools/config.sh

@@ -6,7 +6,7 @@ if [ -z $IDF_PATH ]; then
 fi
 
 if [ -z $IDF_BRANCH ]; then
-    export IDF_BRANCH="master"
+    export IDF_BRANCH="release/v5.3"
 fi
 
 # Arduino branch to use
@@ -29,7 +29,7 @@ fi
 AR_USER="tasmota"
 
 # IDF commit to use
-#IDF_COMMIT="b7d6d7459e8a2e9a855c0427339ec340ec77da9d"
+#IDF_COMMIT="956d74a"
 
 # Arduino commit to use
 #AR_COMMIT=""