chore(deps): bump actions/setup-node from 4.2.0 to 6.0.0

Bumps [actions/setup-node](https://github.com/actions/setup-node) from 4.2.0 to 6.0.0.
- [Release notes](https://github.com/actions/setup-node/releases)
- [Commits](actions/setup-node@1d0ff46...2028fbc)

---
updated-dependencies:
- dependency-name: actions/setup-node
  dependency-version: 6.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/contracts-testing.yml

@@ -53,7 +53,7 @@ jobs:
           yarn set version 4.9.2
 
       - name: Setup Node.js environment
-        uses: actions/setup-node@1d0ff469b7ec7b3cb9d8673fde0c81c44821de2a # v4.2.0
+        uses: actions/setup-node@2028fbc5c25fe9cf00d9f06a71cc4710d4507903 # v6.0.0
         with:
           node-version: 20.x
           cache: yarn
@@ -111,7 +111,7 @@ jobs:
   #         yarn set version 4.9.2
 
   #     - name: Setup Node.js environment
-  #       uses: actions/setup-node@1d0ff469b7ec7b3cb9d8673fde0c81c44821de2a # v4.2.0
+  #       uses: actions/setup-node@2028fbc5c25fe9cf00d9f06a71cc4710d4507903 # v6.0.0
   #       with:
   #         node-version: 20.x
   #         cache: yarn

.github/workflows/deploy-subgraph.yml

@@ -47,7 +47,7 @@ jobs:
         uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
 
       - name: Set up Node.js
-        uses: actions/setup-node@1d0ff469b7ec7b3cb9d8673fde0c81c44821de2a # v4.2.0
+        uses: actions/setup-node@2028fbc5c25fe9cf00d9f06a71cc4710d4507903 # v6.0.0
         with:
           node-version: 20
 

.github/workflows/sentry-release.yml

@@ -44,7 +44,7 @@ jobs:
         yarn set version 4.5.1
   
     - name: Setup Node.js environment
-      uses: actions/setup-node@1d0ff469b7ec7b3cb9d8673fde0c81c44821de2a # v4.2.0
+      uses: actions/setup-node@2028fbc5c25fe9cf00d9f06a71cc4710d4507903 # v6.0.0
       with:
         node-version: 20.x   
         cache: yarn