Move internal Actions into .github/actions

This is a more standard location for these custom Actions.

.github/workflows/__ml-powered-queries.yml

@@ -57,7 +57,7 @@ jobs:
       uses: actions/checkout@v3
     - name: Prepare test
       id: prepare-test
-      uses: ./.github/prepare-test
+      uses: ./.github/actions/prepare-test
       with:
         version: ${{ matrix.version }}
     - name: Set up Go
@@ -85,7 +85,7 @@ jobs:
         retention-days: 7
 
     - name: Check sarif
-      uses: ./../action/.github/check-sarif
+      uses: ./../action/.github/actions/check-sarif
     # Running on Windows requires CodeQL CLI 2.9.0+.
       if: "!(matrix.version == 'stable-20220120' && runner.os == 'Windows')"
       with: