Refactor SkillSetupWizard API call for OAuth URL retrieval

- Updated the API endpoint in SkillSetupWizard to remove the unnecessary responseType parameter, streamlining the OAuth URL request.
- This change enhances the clarity of the API call while maintaining functionality for OAuth integration.

src/components/skills/SkillSetupWizard.tsx

@@ -148,7 +148,7 @@ export default function SkillSetupWizard({
     try {
       // Call backend to get the real OAuth authorization URL
       const data = await apiClient.get<{ oauthUrl?: string }>(
-        `/auth/${oauth.provider}/connect?responseType=json&skillId=${skillId}`,
+        `/auth/${oauth.provider}/connect?skillId=${skillId}`,
       );
 
       if (!data.oauthUrl) {