Enable ccache for all workflows

Author: tmadlener

.github/workflows/edm4hep.yaml

@@ -30,7 +30,7 @@ jobs:
           path: catch2
           ref: v3.4.0
       - uses: cvmfs-contrib/github-action-cvmfs@v4
-      - uses: aidasoft/run-lcg-view@v4
+      - uses: tmadlener/run-lcg-view@ccache
         with:
           release-platform: ${{ matrix.LCG }}
           run: |
@@ -51,6 +51,7 @@ jobs:
               -DENABLE_RNTUPLE=ON \
               -DCMAKE_INSTALL_PREFIX=../install \
               -DCMAKE_CXX_STANDARD=20 \
+              -DCMAKE_CXX_COMPILER_LAUNCHER=ccache \
               -DCMAKE_CXX_FLAGS=" -fdiagnostics-color=always -Werror -Wno-error=deprecated-declarations " \
               -DUSE_EXTERNAL_CATCH2=ON \
               -DBUILD_TESTING=OFF\
@@ -68,6 +69,7 @@ jobs:
             mkdir build && cd build
             cmake -DCMAKE_CXX_STANDARD=20 \
               -DCMAKE_CXX_FLAGS=" -fdiagnostics-color=always " \
+              -DCMAKE_CXX_COMPILER_LAUNCHER=ccache \
               -DUSE_EXTERNAL_CATCH2=ON \
               -G Ninja ..
             ninja -k0

.github/workflows/ubuntu.yml

@@ -20,7 +20,7 @@ jobs:
     - uses: actions/checkout@v4
     - uses: cvmfs-contrib/github-action-cvmfs@v4
     - uses: key4hep/key4hep-actions/cache-external-data@main
-    - uses: aidasoft/run-lcg-view@v4
+    - uses: tmadlener/run-lcg-view@ccache
       with:
         release-platform: ${{ matrix.LCG }}
         run: |
@@ -34,6 +34,7 @@ jobs:
             -DCMAKE_INSTALL_PREFIX=../install \
             -DCMAKE_CXX_STANDARD=20 \
             -DCMAKE_CXX_FLAGS=" -fdiagnostics-color=always -Werror -Wno-error=deprecated-declarations " \
+            -DCMAKE_CXX_COMPILER_LAUNCHER=ccache \
             -DUSE_EXTERNAL_CATCH2=OFF \
             -DPODIO_SET_RPATH=ON \
             -DENABLE_RNTUPLE=ON \