use nvmrc for ga

Author: TatianaFomina

.github/workflows/bump-version.yml

@@ -39,9 +39,9 @@ jobs:
       - uses: actions/checkout@v2
 
       # Setup node environment
-      - uses: actions/setup-node@v1
+      - uses: actions/setup-node@v3
         with:
-          node-version: 15
+          node-version-file: '.nvmrc'
           registry-url: https://registry.npmjs.org/
 
       # Bump version to the next prerelease (patch) with rc suffix

.github/workflows/nodejs.yml

@@ -8,9 +8,9 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
-      - name: Use Node.js 12.x
-        uses: actions/setup-node@v1
+      - name: Use Node.js
+        uses: actions/setup-node@v3
         with:
-          node-version: 12.x
+          node-version-file: '.nvmrc'
       - run: yarn install
       - run: yarn lint-test