chore(deps): bump actions/setup-node from 5 to 6

Bumps [actions/setup-node](https://github.com/actions/setup-node) from 5 to 6.
- [Release notes](https://github.com/actions/setup-node/releases)
- [Commits](actions/setup-node@v5...v6)

---
updated-dependencies:
- dependency-name: actions/setup-node
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

.github/workflows/build.yml

@@ -19,7 +19,7 @@ jobs:
           submodules: true
 
       - name: Use Node.js 22
-        uses: actions/setup-node@v5
+        uses: actions/setup-node@v6
         with:
           node-version: 22
           cache: npm

.github/workflows/docker-build-push.yml

@@ -22,7 +22,7 @@ jobs:
           submodules: true
 
       - name: Use Node.js 22
-        uses: actions/setup-node@v5
+        uses: actions/setup-node@v6
         with:
           node-version: 22
           cache: npm

.github/workflows/nightly-build.yml

@@ -20,7 +20,7 @@ jobs:
           ref: next
 
       - name: Use Node.js 22
-        uses: actions/setup-node@v5
+        uses: actions/setup-node@v6
         with:
           node-version: 22
           cache: npm

.github/workflows/release.yml

@@ -18,7 +18,7 @@ jobs:
           ref: next
 
       - name: Setup Node.js
-        uses: actions/setup-node@v5
+        uses: actions/setup-node@v6
         with:
           node-version: 20