chore(ui-components): rename HelpBlock files to kebab-case (#45849)

tools/ui-components/src/help-block/help-block.stories.tsx

@@ -1,6 +1,6 @@
 import React from 'react';
 import { Story } from '@storybook/react';
-import { HelpBlock } from './helpblock';
+import { HelpBlock } from './help-block';
 import { HelpBlockProps } from './types';
 
 const story = {

tools/ui-components/src/help-block/help-block.test.tsx

@@ -1,6 +1,6 @@
 import { render, screen } from '@testing-library/react';
 import React from 'react';
-import { HelpBlock } from './helpblock';
+import { HelpBlock } from './help-block';
 
 describe('Render the helpblock component', () => {
   it('should render the helpblock component', () => {

tools/ui-components/src/help-block/index.ts

@@ -1,2 +1,2 @@
-export { HelpBlock } from './helpblock';
+export { HelpBlock } from './help-block';
 export type { HelpBlockProps } from './types';