Update codeql-analysis.yml

Author: songyumeng

.github/workflows/codeql-analysis.yml

@@ -6,7 +6,7 @@
 name: "CodeQL"
 env:
   LGTM_INDEX_INCLUDE: src
-  LGTM_INDEX_EXCLUDE: src/classic/resource|libs
+  LGTM_INDEX_EXCLUDE: "src/classic/resource\nsrc/classic/libs"
 on:
   push:
     branches: [master]