chore(deps): update actions/setup-node action to v6

Author: renovate[bot]

.github/workflows/ci.yml

@@ -30,7 +30,7 @@ jobs:
         uses: pnpm/action-setup@b906affcce14559ad1aafd4ab0e942779e9f58b1 # v4
 
       - name: Setup Node.js
-        uses: actions/setup-node@49933ea5288caeca8642d1e84afbd3f7d6820020 # v4
+        uses: actions/setup-node@48b55a011bda9f5d6aeb4c2d9c7362e8dae4041e # v6
         with:
           node-version: 24
           cache: pnpm

.github/workflows/pr.yml

@@ -21,7 +21,7 @@ jobs:
         uses: pnpm/action-setup@b906affcce14559ad1aafd4ab0e942779e9f58b1 # v4
 
       - name: Setup Node.js
-        uses: actions/setup-node@49933ea5288caeca8642d1e84afbd3f7d6820020 # v4
+        uses: actions/setup-node@48b55a011bda9f5d6aeb4c2d9c7362e8dae4041e # v6
         with:
           node-version: 24
           cache: pnpm

.github/workflows/release.yml

@@ -28,7 +28,7 @@ jobs:
         uses: pnpm/action-setup@b906affcce14559ad1aafd4ab0e942779e9f58b1 # v4
 
       - name: Setup Node.js
-        uses: actions/setup-node@49933ea5288caeca8642d1e84afbd3f7d6820020 # v4
+        uses: actions/setup-node@48b55a011bda9f5d6aeb4c2d9c7362e8dae4041e # v6
         with:
           node-version: 24
           cache: pnpm