Start using node-version-file param (#1262)

We don't need to manually read it because
`actions/setup-node` supports directly reading the
`.nvmrc` file.

Author: jeffwidman

Diff for: .github/workflows/check-dist.yml

@@ -16,14 +16,10 @@ jobs:
         with:
           ref: ${{ github.event.pull_request.head.sha }}
 
-      - name: Read .nvmrc
-        id: nvm
-        run: echo "NVMRC=$(cat .nvmrc)" >> $GITHUB_OUTPUT
-
       - name: Setup Node.js
         uses: actions/setup-node@v4
         with:
-          node-version: ${{ steps.nvm.outputs.NVMRC }}
+          node-version-file: .nvmrc
 
       - name: Install npm dependencies
         run: npm clean-install

Diff for: .github/workflows/dependabot-build.yml

@@ -35,14 +35,10 @@ jobs:
           ref: ${{ github.event.pull_request.head.ref }}
           token: ${{ secrets.DEPENDABOT_AUTOBUILD }}
 
-      - name: Read .nvmrc
-        id: nvm
-        run: echo "NVMRC=$(cat .nvmrc)" >> $GITHUB_OUTPUT
-
       - name: Setup Node.js
         uses: actions/setup-node@v4
         with:
-          node-version: ${{ steps.nvm.outputs.NVMRC }}
+          node-version-file: .nvmrc
 
       - name: Install npm dependencies
         run: npm clean-install

Diff for: .github/workflows/integration-test.yml

@@ -17,14 +17,10 @@ jobs:
         with:
           ref: ${{ github.event.pull_request.head.sha }}
 
-      - name: Read .nvmrc
-        id: nvm
-        run: echo "NVMRC=$(cat .nvmrc)" >> $GITHUB_OUTPUT
-
       - name: Setup Node.js
         uses: actions/setup-node@v4
         with:
-          node-version: ${{ steps.nvm.outputs.NVMRC }}
+          node-version-file: .nvmrc
 
       - name: Install npm dependencies
         run: npm clean-install

Diff for: .github/workflows/test.yml

@@ -15,14 +15,10 @@ jobs:
         with:
           ref: ${{ github.event.pull_request.head.sha }}
 
-      - name: Read .nvmrc
-        id: nvm
-        run: echo "NVMRC=$(cat .nvmrc)" >> $GITHUB_OUTPUT
-
       - name: Setup Node.js
         uses: actions/setup-node@v4
         with:
-          node-version: ${{ steps.nvm.outputs.NVMRC }}
+          node-version-file: .nvmrc
 
       - name: Install npm dependencies
         run: npm clean-install