chore(deps): update actions/setup-node action to v6

Ref: PACT-445

Author: pactflow-renovate-bot[bot]

.github/workflows/build.yml

@@ -17,7 +17,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5
-      - uses: actions/setup-node@a0853c24544627f65ddf259abe73b1d18a591444 # v5
+      - uses: actions/setup-node@2028fbc5c25fe9cf00d9f06a71cc4710d4507903 # v6
         with:
           node-version: '22'
       - name: Install
@@ -41,7 +41,7 @@ jobs:
       - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5
         with:
           repository: pactflow/example-provider
-      - uses: actions/setup-node@a0853c24544627f65ddf259abe73b1d18a591444 # v5
+      - uses: actions/setup-node@2028fbc5c25fe9cf00d9f06a71cc4710d4507903 # v6
         with:
           node-version: '22'
       - name: Install