CI: pin actions

This is considered a better practice security-wise since hashes are immutable.
Dependabot handles updating hashes the same way, so there should be no problem
updating actions.

.github/workflows/codeql-analysis.yml

@@ -24,20 +24,20 @@ jobs:
 
     steps:
       - name: Clone repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
         with:
           persist-credentials: false
 
       - name: Initialize CodeQL
-        uses: github/codeql-action/init@v3
+        uses: github/codeql-action/init@192325c86100d080feab897ff886c34abd4c83a3 # v3.30.3
         with:
           languages: "python"
           queries: +security-and-quality
 
       - name: Autobuild
-        uses: github/codeql-action/autobuild@v3
+        uses: github/codeql-action/autobuild@192325c86100d080feab897ff886c34abd4c83a3 # v3.30.3
 
       - name: Perform CodeQL Analysis
-        uses: github/codeql-action/analyze@v3
+        uses: github/codeql-action/analyze@192325c86100d080feab897ff886c34abd4c83a3 # v3.30.3
         with:
           category: "/language:python"