fix: remove unused import in type generation test

- Removed the unused `CommandError` import from `index.test.ts` to clean up the code and improve readability.
- This change helps maintain a tidy codebase by eliminating unnecessary dependencies.

Author: alvarosabu

src/commands/types/generate/index.test.ts

@@ -1,5 +1,5 @@
 import { session } from '../../../session';
-import { CommandError, konsola } from '../../../utils';
+import { konsola } from '../../../utils';
 import { generateStoryblokTypes, generateTypes } from './actions';
 import chalk from 'chalk';
 import { colorPalette } from '../../../constants';