Upgrade deprecated actions

.github/workflows/build-new.yml

@@ -29,7 +29,7 @@ jobs:
       CCACHE_BASEDIR: ${{ github.workspace }}
     steps:
       - uses: actions/checkout@v4
-      - uses: actions/cache@v3
+      - uses: actions/cache@v4
         id: cache-builds
         with:
           key: v${{ env.COMPILER_CACHE_VERSION }}-${{ matrix.config.os }}-${{ matrix.config.arch }}-${{ github.run_id }}-${{ github.run_number }}
@@ -123,7 +123,7 @@ jobs:
         env:
           CIBW_ARCHS_MACOS: ${{ matrix.config.arch }}
       - name: Archive wheels
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: pycolmap-${{ matrix.config.os }}-${{ matrix.config.arch }}
           path: wheelhouse/pycolmap-*.whl
@@ -137,7 +137,7 @@ jobs:
     if: ${{ github.event_name == 'release' || startsWith(github.ref, 'refs/tags') }}
     steps:
       - name: Download wheels
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4
         with:
           path: ./artifacts/
       - name: Move wheels

.github/workflows/clang-format-check.yml

@@ -10,7 +10,7 @@ jobs:
     name: Formatting Check
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Run clang-format style check for C/C++/Protobuf programs.
       uses: jidicula/[email protected]
       with: