ci: github: Remove node-14

As it is no more supported by GH:

https://github.com/abandonware/bleno/actions/runs/12851127399?pr=54
Signed-off-by: Philippe Coval <rzr@users.sf.net>

Author: rzr

.github/workflows/node.js.yml

@@ -15,7 +15,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-20.04, ubuntu-latest, macos-latest, windows-2019]
-        node: [14, 16, 18]
+        node: [16, 18]
 
     steps:
     - uses: actions/checkout@v3