chore(deps): update pnpm/action-setup action to v4

Author: renovate[bot]

.github/workflows/build.yml

@@ -24,7 +24,7 @@ jobs:
           fetch-depth: 0
 
       - name: Install pnpm
-        uses: pnpm/action-setup@v2
+        uses: pnpm/action-setup@v4
 
       - name: Use Node.js ${{ matrix.node-version }}
         uses: actions/setup-node@v4

.github/workflows/doc.yml

@@ -33,7 +33,7 @@ jobs:
         uses: actions/configure-pages@v4
 
       - name: Install pnpm
-        uses: pnpm/action-setup@v2
+        uses: pnpm/action-setup@v4
 
       - name: Use Node.js 18
         uses: actions/setup-node@v4

.github/workflows/release.yml

@@ -33,7 +33,7 @@ jobs:
           git config --global user.email "41898282+github-actions[bot]@users.noreply.github.com"
 
       - name: Install pnpm
-        uses: pnpm/action-setup@v2
+        uses: pnpm/action-setup@v4
 
       - name: Use Node.js 20
         uses: actions/setup-node@v4