Avoid use of deprecated action

.github/workflows/clang-tidy.yml

@@ -43,10 +43,6 @@ jobs:
           dir: "${{ github.workspace }}/Qt/"
           cache: true
 
-      - name: Set vcpkg's response file path used as part of cache's key.
-        uses: lukka/set-shell-env@master
-        with:
-          VCPKGRESPONSEFILE: ${{ github.workspace }}/${{ matrix.config.vcpkg-response-file }}
       - name: Run vcpkg
         uses: lukka/run-vcpkg@v7
         id: runvcpkg
@@ -54,8 +50,6 @@ jobs:
           vcpkgArguments: "@${{ github.workspace }}/${{ matrix.config.vcpkg-response-file }}"
           vcpkgDirectory:
             "${{ github.workspace }}/ThirdParty/vcpkg"
-            # Ensure the cache key changes any time the content of the response file changes.
-          appendedCacheKey: ${{ hashFiles(env.VCPKGRESPONSEFILE) }}-clang-tidy-v01
       - name: Create compile commands and run clang-tidy
         # https://clang.llvm.org/extra/doxygen/run-clang-tidy_8py_source.html
         run: |