chore: typo

Author: mfranzke

packages/components/src/shared/constants.ts

@@ -7,7 +7,7 @@ export const DEFAULT_INVALID_MESSAGE_ID_SUFFIX: string = '-invalid-message';
 export const DEFAULT_PLACEHOLDER_ID_SUFFIX: string = '-placeholder';
 
 export const DEFAULT_VALID_MESSAGE: string = 'TODO: Add a validMessage';
-export const DEFAULT_INVALID_MESSAGE: string = 'TODO: Add a invalidMessage';
+export const DEFAULT_INVALID_MESSAGE: string = 'TODO: Add an invalidMessage';
 
 export const DEFAULT_BACK: string = 'Back';