chore: update GitHub Actions to use commit hashes (#205)

Author: LizardByte-bot

.github/workflows/update-db.yml

@@ -27,17 +27,17 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v6
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd  # v6.0.2
 
       - name: Cache
         id: cache
-        uses: actions/cache@v5
+        uses: actions/cache@cdf6c1fa76f9f475f3d7449005a359c84ca0f306  # v5.0.3
         with:
           path: cache
           key: update-${{ github.sha }}
 
       - name: Set up Python
-        uses: actions/setup-python@v6
+        uses: actions/setup-python@a309ff8b426b58ec0e2a45f0f869d46889d02405  # v6.2.0
         with:
           python-version: '3.12'
 
@@ -58,7 +58,7 @@ jobs:
         run: 7z a build.zip ./gh-pages/* ./gh-pages-template/*
 
       - name: Upload artifact
-        uses: actions/upload-artifact@v6
+        uses: actions/upload-artifact@b7c566a772e6b6bfb58ed0dc250532a479d7789f  # v6.0.0
         with:
           name: update
           path: ${{ github.workspace }}/build.zip