ci: relax cache availability

Author: ahoarau

.github/workflows/macos-linux-windows-pixi.yml

@@ -1,4 +1,4 @@
-name: CI - MacOS/Linux/Windows via Pixi
+name: CI - Pixi (MacOS/Linux/Windows)
 
 on:
   push:
@@ -31,7 +31,7 @@ concurrency:
 
 jobs:
   pixi:
-    name: Pixi - Standard - ${{ matrix.os }} - Env ${{ matrix.environment }} ${{ matrix.build_type }}
+    name: Pixi - ${{ matrix.os }} - Env ${{ matrix.environment }} ${{ matrix.build_type }}
     runs-on: ${{ matrix.os }}
     env:
       CCACHE_BASEDIR: "${{ github.workspace }}"
@@ -59,8 +59,8 @@ jobs:
     - uses: actions/cache@v5
       with:
         path: ${{ env.CCACHE_DIR }}
-        key: ccache-macos-linux-windows-pixi-${{ matrix.os }}-${{ matrix.build_type }}-${{ matrix.environment }}-${{ github.sha }}
-        restore-keys: ccache-macos-linux-windows-pixi-${{ matrix.os }}-${{ matrix.build_type }}-${{ matrix.environment }}-
+        key: ccache-pixi-${{ matrix.os }}-${{ matrix.build_type }}-${{ github.sha }}
+        restore-keys: ccache-pixi-${{ matrix.os }}-${{ matrix.build_type }}-
 
     - uses: prefix-dev/[email protected]
       with: