ci(node): remove node 13 support and add node 14

Author: matteovivona

.github/workflows/ci.yml

@@ -7,7 +7,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        node-version: [12.x, 13.x]
+        node-version: [12.x, 14.x]
         os: [ubuntu-latest, windows-latest, macOS-latest]
     steps:
       - run: git config --global core.autocrlf false # this is needed to prevent git changing EOL after cloning on Windows OS
@@ -38,7 +38,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        node-version: [12.x, 13.x]
+        node-version: [12.x, 14.x]
         os: [ubuntu-latest, windows-latest, macOS-latest]
     steps:
       - run: git config --global core.autocrlf false # this is needed to prevent git changing EOL after cloning on Windows OS