Update codeql-analysis.yml

Author: vmcj

.github/workflows/codeql-analysis.yml

@@ -36,6 +36,12 @@ jobs:
       with:
         languages: ${{ matrix.language }}
 
+    - name: Install yarn files
+      if: ${{ contains(env.COMPILED, matrix.language) }}
+      run: |
+        cd webapp
+        yarnpkg install
+
     - name: Install composer files
       if: ${{ contains(env.COMPILED, matrix.language) }}
       run: |