fix: modelina supporting asyncapi v3 (#1479)

Author: Souvikns

src/commands/generate/models.ts

@@ -30,10 +30,9 @@ export default class Models extends Command {
     }
 
     const inputFile = (await load(file)) || (await load());
-    if (inputFile.isAsyncAPI3()) {
-      this.error('Generate Models command does not support AsyncAPI v3 yet, please checkout https://github.com/asyncapi/modelina/issues/1376');
-    }
+
     const { document, diagnostics ,status } = await parse(this, inputFile, flags);
+
     if (!document || status === 'invalid') {
       const severityErrors = diagnostics.filter((obj) => obj.severity === 0);
       this.log(`Input is not a correct AsyncAPI document so it cannot be processed.${formatOutput(severityErrors,'stylish','error')}`);