Remove checkout step in build.yaml

Removed checkout step from the build workflow.

.github/workflows/build.yaml

@@ -70,8 +70,6 @@ jobs:
     permissions:
       contents: write
     steps:
-      - name: Checkout repository
-        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
       - name: Download artifacts
         uses: actions/download-artifact@37930b1c2abaa49bbe596cd826c3c89aef350131 # v7.0.0
         with: