Bumped Node version to 20.X in Github CI

Author: Genarito

.github/workflows/main-wf.yaml

@@ -9,7 +9,7 @@ jobs:
     strategy:
       max-parallel: 4
       matrix:
-        node-version: [16.x]
+        node-version: [20.x]
 
     steps:
     - uses: actions/checkout@v2

.github/workflows/pr-wf.yaml

@@ -6,7 +6,7 @@ jobs:
     strategy:
       max-parallel: 4
       matrix:
-        node-version: [16.x]
+        node-version: [20.x]
 
     steps:
     - uses: actions/checkout@v2