Display an error message when selected edition does not match with

site checkmk edition

This change will show a warning when setting up a commercial edition but
connecting to a raw one, or when setting a raw edition and connecting to
a commercial one. In the last case the message warns about some
unavailable functionality unless commercial editions is selected

CMK-14788

src/backend/rest.ts

@@ -176,7 +176,7 @@ export default class RestApiBackend implements Backend {
         `Checkmk version 2.1.0 has been detected, but this plugin is configured to use version 2.2.0 and above. Please set the backend option to '< 2.2'.`
       );
     }
-    if (this.datasource.getEdition() === 'CEE' && result.data.edition === 'cre') {
+    if (this.datasource.getEdition() !== 'RAW' && result.data.edition === 'cre') {
       throw new Error(
         'The data source specified the Checkmk commercial editions, but Checkmk Raw Edition was detected. Choose the raw edition in the data source settings.'
       );