update codeql_config.yml to exclude advisory misra cpp rules (#225)

* update codeql_config.yml to exclude advisory rules

* fix yamlfmt issue

Author: clemens-k

.github/codeql/codeql-config.yml

@@ -11,6 +11,10 @@
 # SPDX-License-Identifier: Apache-2.0
 # *******************************************************************************
 name: "Custom CodeQL Configuration for MISRA"
+query-filters:
+  - include:
+      tags:
+        - /external\/misra\/obligation\/(required|mandatory)/
 paths:
   - repos
 paths-ignore: