Update ci.yaml (#153)

Author: kamilkisiela

.github/workflows/ci.yaml

@@ -16,7 +16,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [ubuntu-latest]
-        node_version: [12, 14, 16]
+        node_version: [16, 18]
     steps:
       - name: Checkout
         uses: actions/checkout@v3