GHA: Update Node version to 18

Author: davedoesdev

.github/workflows/ci.yml

@@ -9,7 +9,7 @@ jobs:
     strategy:
       matrix:
         python-version: [2.7, 3.6, 3.7, 3.8, 3.9, "3.10"]
-        node-version: [16]
+        node-version: [18]
 
     steps:
       - name: Checkout