CI: try pnpm/setup-action own cache

.github/workflows/benchmark-download.yml

@@ -59,10 +59,11 @@ jobs:
       - uses: pnpm/action-setup@v6
         with:
           run_install: false
+          cache: true
       - uses: actions/setup-node@v6
         with:
           node-version-file: ".node-version"
-          cache: "pnpm"
+          package-manager-cache: false
       - run: pnpm config set --location=global minimumReleaseAge 0
       - run: pnpm install
       - name: Run download benchmark

.github/workflows/check-source-domain.yml

@@ -24,13 +24,14 @@ jobs:
       - uses: actions/checkout@v6
         with:
           persist-credentials: false
-      - uses: pnpm/action-setup@v5
+      - uses: pnpm/action-setup@v6
         with:
           run_install: false
+          cache: true
       - uses: actions/setup-node@v6
         with:
           node-version-file: ".node-version"
-          cache: "pnpm"
+          package-manager-cache: false
       - name: Get current date
         id: date
         run: |

.github/workflows/main.yml

@@ -72,10 +72,11 @@ jobs:
       - uses: pnpm/action-setup@v6
         with:
           run_install: false
+          cache: true
       - uses: actions/setup-node@v6
         with:
           node-version-file: ".node-version"
-          cache: "pnpm"
+          package-manager-cache: false
       - run: pnpm config set --location=global minimumReleaseAge 0
       - run: pnpm install
       # Foreground pnpm + Node.js setup complete, ensure previous build and cache.db are ready