CI: Restore xmake build cache

.github/workflows/coverage.yml

@@ -62,6 +62,7 @@ jobs:
       uses: xmake-io/github-action-setup-xmake@v1
       with:
         xmake-version: branch@dev
+        actions-cache-folder: .xmake-cache-W${{ steps.cache_key.outputs.key }}
 
     # Update xmake repository (in order to have the file that will be cached)
     - name: Update xmake repository

.github/workflows/linux-build.yml

@@ -50,6 +50,7 @@ jobs:
       uses: xmake-io/github-action-setup-xmake@v1
       with:
         xmake-version: branch@dev
+        actions-cache-folder: .xmake-cache-W${{ steps.cache_key.outputs.key }}
 
     # Update xmake repository (in order to have the file that will be cached)
     - name: Update xmake repository

.github/workflows/macos-build.yml

@@ -43,6 +43,7 @@ jobs:
       uses: xmake-io/github-action-setup-xmake@v1
       with:
         xmake-version: branch@dev
+        actions-cache-folder: .xmake-cache-W${{ steps.cache_key.outputs.key }}
 
     # Update xmake repository (in order to have the file that will be cached)
     - name: Update xmake repository

.github/workflows/windows-build.yml

@@ -44,6 +44,7 @@ jobs:
       uses: xmake-io/github-action-setup-xmake@v1
       with:
         xmake-version: branch@dev
+        actions-cache-folder: .xmake-cache-W${{ steps.cache_key.outputs.key }}
 
     # Update xmake repository (in order to have the file that will be cached)
     - name: Update xmake repository