Drop Node 14 completely

Author: ardatan

.github/workflows/tests.yml

@@ -128,7 +128,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        node-version: [14, 18]
+        node-version: [16, 18]
     # Service containers to run with `runner-job`
     services:
       # Label used to access the service container
@@ -201,7 +201,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        node-version: [14, 18]
+        node-version: [16, 18]
     steps:
       - name: Checkout
         uses: actions/checkout@v3