Fix ccache keys (#1082)

Author: HDembinski

.github/workflows/coverage.yml

@@ -38,7 +38,6 @@ jobs:
         submodules: true
     - uses: hendrikmuhs/ccache-action@v1.2
       with:
-        key: ${{ github.job }}-${{ matrix.os }}-${{ matrix.python-version }}
         create-symlink: true
     - uses: rui314/setup-mold@v1
     - uses: actions/setup-python@v5

.github/workflows/docs.yml

@@ -27,7 +27,7 @@ jobs:
     # must come after checkout
     - uses: hendrikmuhs/ccache-action@v1.2
       with:
-        key: ${{ github.job }}-${{ matrix.os }}-${{ matrix.python-version }}
+        create-symlink: true
     - uses: actions/setup-python@v5
       with:
         python-version: "3.11"