Bump actions/setup-node from 4.0.3 to 4.2.0 (exercism#2600)

Bumps [actions/setup-node](https://github.com/actions/setup-node) from 4.0.3 to 4.2.0.
- [Release notes](https://github.com/actions/setup-node/releases)
- [Commits](actions/setup-node@v4.0.3...1d0ff46)

---
updated-dependencies:
- dependency-name: actions/setup-node
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

Diff for: .github/workflows/action-format.yml

@@ -64,7 +64,7 @@ jobs:
         run: corepack enable pnpm
 
       - name: Use Node.js LTS (22.x)
-        uses: actions/setup-node@1e60f620b9541d16bece96c5465dc8ee9832be0b
+        uses: actions/setup-node@1d0ff469b7ec7b3cb9d8673fde0c81c44821de2a
         with:
           node-version: 22.x
           cache: 'pnpm'

Diff for: .github/workflows/ci.js.yml

@@ -17,7 +17,7 @@ jobs:
         run: corepack enable pnpm
 
       - name: Use Node.js LTS (22.x)
-        uses: actions/setup-node@1e60f620b9541d16bece96c5465dc8ee9832be0b
+        uses: actions/setup-node@1d0ff469b7ec7b3cb9d8673fde0c81c44821de2a
         with:
           node-version: 22.x
           cache: 'pnpm'
@@ -41,7 +41,7 @@ jobs:
         run: corepack enable pnpm
 
       - name: Use Node.js ${{ matrix.node-version }}
-        uses: actions/setup-node@39370e3970a6d050c480ffad4ff0ed4d3fdee5af
+        uses: actions/setup-node@1d0ff469b7ec7b3cb9d8673fde0c81c44821de2a
         with:
           node-version: ${{ matrix.node-version }}
           cache: 'pnpm'

Diff for: .github/workflows/pr.ci.js.yml

@@ -28,7 +28,7 @@ jobs:
         run: corepack enable pnpm
 
       - name: Use Node.js LTS (22.x)
-        uses: actions/setup-node@1e60f620b9541d16bece96c5465dc8ee9832be0b
+        uses: actions/setup-node@1d0ff469b7ec7b3cb9d8673fde0c81c44821de2a
         with:
           node-version: 22.x
           cache: 'pnpm'
@@ -65,7 +65,7 @@ jobs:
         run: corepack enable pnpm
 
       - name: Use Node.js ${{ matrix.node-version }}
-        uses: actions/setup-node@39370e3970a6d050c480ffad4ff0ed4d3fdee5af
+        uses: actions/setup-node@1d0ff469b7ec7b3cb9d8673fde0c81c44821de2a
         with:
           node-version: ${{ matrix.node-version }}
           cache: 'pnpm'