Update node version on CI workflow

Author: daniyelnnr

.github/workflows/ci.yml

@@ -14,7 +14,7 @@ jobs:
       - uses: actions/checkout@v2
       - uses: actions/setup-node@v1
         with:
-            node-version: 12
+            node-version: 16
       - run: yarn install --ignore-scripts
       - run: yarn run lint
 
@@ -24,7 +24,7 @@ jobs:
     strategy:
       fail-fast: true
       matrix:
-        node-version: [12]
+        node-version: [16]
         os: [ubuntu-latest]
 
     steps:
@@ -33,4 +33,4 @@ jobs:
         with:
           node-version: ${{ matrix.node-version }}
       - run: yarn install --ignore-scripts
-      - run: yarn run ci:test
+      - run: yarn run ci:test