ci: bump actions/setup-node from 6 to 7

Bumps [actions/setup-node](https://github.com/actions/setup-node) from 6 to 7.
- [Release notes](https://github.com/actions/setup-node/releases)
- [Commits](actions/setup-node@v6...v7)

---
updated-dependencies:
- dependency-name: actions/setup-node
  dependency-version: '7'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/ci.yml

@@ -133,7 +133,7 @@ jobs:
         continue-on-error: true
 
       - name: Set up Node.js
-        uses: actions/setup-node@v6
+        uses: actions/setup-node@v7
         with:
           node-version: "20"
 
@@ -166,7 +166,7 @@ jobs:
           key: node-${{ matrix.os }}-${{ matrix.node }}
 
       - name: Set up Node.js
-        uses: actions/setup-node@v6
+        uses: actions/setup-node@v7
         with:
           node-version: ${{ matrix.node }}
 

.github/workflows/release.yml

@@ -386,7 +386,7 @@ jobs:
         with:
           ref: ${{ needs.scan-commits.outputs.release_sha }}
 
-      - uses: actions/setup-node@v6
+      - uses: actions/setup-node@v7
         with:
           node-version: "20"
 
@@ -453,7 +453,7 @@ jobs:
           ref: ${{ needs.scan-commits.outputs.release_sha }}
           persist-credentials: false
 
-      - uses: actions/setup-node@v6
+      - uses: actions/setup-node@v7
         with:
           node-version: "20"
 
@@ -757,7 +757,7 @@ jobs:
       V: ${{ inputs.version }}
     steps:
       # No checkout/build — publish the exact tarball node-pack uploaded.
-      - uses: actions/setup-node@v6
+      - uses: actions/setup-node@v7
         with:
           node-version: "24"
           registry-url: "https://registry.npmjs.org"
@@ -793,7 +793,7 @@ jobs:
     env:
       V: ${{ inputs.version }}
     steps:
-      - uses: actions/setup-node@v6
+      - uses: actions/setup-node@v7
         with:
           node-version: "24"
           registry-url: "https://registry.npmjs.org"