refactor: remove className prop from IssueTitleInput component

Eliminated the optional className prop from the IssueTitleInputProps interface to streamline the component's API and improve consistency across the application.

Author: codingwolf-at

apps/web/core/components/issues/title-input.tsx

@@ -25,7 +25,6 @@ export type IssueTitleInputProps = {
   issueOperations: TIssueOperations;
   projectId: string;
   issueId: string;
-  className?: string;
   containerClassName?: string;
 };