Integration tests - use node 14.x

.github/workflows/run-integration-tests.yml

@@ -25,7 +25,7 @@ jobs:
       - uses: actions/checkout@v1
       - uses: actions/setup-node@v1
         with:
-          node-version: '12.x'
+          node-version: '14.x'
 
       - id: compute_shasum
         name: Compute runtime code shasum
@@ -91,7 +91,7 @@ jobs:
       - uses: actions/checkout@v1
       - uses: actions/setup-node@v1
         with:
-          node-version: '12.x'
+          node-version: '14.x'
       - name: Get artifacts
         uses: actions/download-artifact@v2
         with: