Update CodeQL action from Bootstrap

Author: XhmikosR

.github/workflows/codeql.yml

@@ -1,22 +1,39 @@
-name: Code Scanning - Action
+name: "CodeQL"
 
 on:
   push:
+    branches:
+      - master
+  pull_request:
+    # The branches below must be a subset of the branches above
+    branches:
+      - master
   schedule:
     - cron: "0 0 * * 0"
 
 jobs:
-  CodeQL-Build:
+  analyze:
+    name: Analyze
     runs-on: ubuntu-latest
 
     steps:
       - name: Checkout repository
         uses: actions/checkout@v2
+        with:
+          # We must fetch at least the immediate parents so that if this is
+          # a pull request then we can checkout the head.
+          fetch-depth: 2
+
+      # If this run was triggered by a pull request event, then checkout
+      # the head of the pull request instead of the merge commit.
+      - run: git checkout HEAD^2
+        if: ${{ github.event_name == 'pull_request' }}
 
+      # Initializes the CodeQL tools for scanning.
       - name: Initialize CodeQL
         uses: github/codeql-action/init@v1
         with:
-          languages: javascript
+          languages: "javascript"
 
       - name: Autobuild
         uses: github/codeql-action/autobuild@v1