build(deps): bump actions/setup-node from 6 to 6.3.0

Bumps [actions/setup-node](https://github.com/actions/setup-node) from 6 to 6.3.0.
- [Release notes](https://github.com/actions/setup-node/releases)
- [Commits](actions/setup-node@v6...v6.3.0)

---
updated-dependencies:
- dependency-name: actions/setup-node
  dependency-version: 6.3.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

.github/workflows/default.yml

@@ -42,7 +42,7 @@ jobs:
     steps:
     - uses: actions/checkout@v6
     - name: Use Node.js ${{ matrix.nodeVersion }}
-      uses: actions/setup-node@v6
+      uses: actions/setup-node@v6.3.0
       with:
         node-version: ${{ matrix.nodeVersion }}
         cache: 'npm'
@@ -61,7 +61,7 @@ jobs:
         nodeVersion: [20.x, 22.x, 24.x]
     steps:
       - uses: actions/checkout@v6
-      - uses: actions/setup-node@v6
+      - uses: actions/setup-node@v6.3.0
         with:
           node-version: ${{ matrix.nodeVersion }}
           cache: 'npm'
@@ -78,7 +78,7 @@ jobs:
       - uses: actions/checkout@v6
         with:
           persist-credentials: false
-      - uses: actions/setup-node@v6
+      - uses: actions/setup-node@v6.3.0
         with:
           node-version: 20
           check-latest: true