[StepSecurity] ci: Harden GitHub Actions

Signed-off-by: StepSecurity Bot <bot@stepsecurity.io>

.github/workflows/ccpp.yml

@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-latest
     
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744 # v3.6.0
     
     - name: build
       run: | 
@@ -23,13 +23,13 @@ jobs:
           cpack
           echo "artifactPath=$(ls *.deb)" >> $GITHUB_ENV
 
-    - uses: actions/upload-artifact@v3
+    - uses: actions/upload-artifact@a8a3f3ad30e3422c9c7b888a15615d19a852ae32 # v3.1.3
       with:
         name: ${{ env.artifactPath }}
         path: ${{ env.artifactPath }}    
 
     - name: Release
-      uses: softprops/action-gh-release@v1
+      uses: softprops/action-gh-release@de2c0eb89ae2a093876385947365aca7b0e5f844 # v1
       if: startsWith(github.ref, 'refs/tags/')
       with:
         files: ${{ env.artifactPath }}