Drop Node 20 support for watcher tests

Author: eddeee888

.github/workflows/main.yml

@@ -168,10 +168,10 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest] # remove windows to speed up the tests
-        node_version: [20]
+        node_version: [22]
         graphql_version: [15, 16]
         include:
-          - node-version: 20
+          - node-version: 22
             os: windows-latest
             graphql_version: 16
     steps: