Fixes JhaSourav07#1031 test(SectionLabel): create SectionLabel.test.tsx (JhaSourav07#1203)

## Description
Fixes JhaSourav07#1031

## Pillar
- [x] 🛠️ Other (Bug fix, refactoring, docs)

## Visual Preview
Not applicable — test file only, no visual output.

## Checklist:
- [x] I have read the CONTRIBUTING.md file.
- [x] I have run `npm run format` and `npm run lint` locally.
- [x] My commits follow the Conventional Commits format.
- [x] I have only one commit in this PR.
- [x] I have starred the repo.
- [x] I have joined the CommitPulse Discord community for contributor
discussions, mentorship, and faster PR support.

Author: JhaSourav07

app/customize/components/SectionLabel.test.tsx

@@ -0,0 +1,33 @@
+import { describe, it, expect } from 'vitest';
+import { render, screen } from '@testing-library/react';
+import { SectionLabel } from './SectionLabel';
+
+describe('SectionLabel', () => {
+  it('renders the children text content', () => {
+    render(<SectionLabel>Theme Preset</SectionLabel>);
+    expect(screen.getByText('Theme Preset')).toBeDefined();
+  });
+
+  it('renders a <p> element', () => {
+    render(<SectionLabel>Test Label</SectionLabel>);
+    const el = screen.getByText('Test Label');
+    expect(el.tagName).toBe('P');
+  });
+
+  it('<p> has the text-white/45 class', () => {
+    render(<SectionLabel>Test Label</SectionLabel>);
+    const el = screen.getByText('Test Label');
+    expect(el.className).toContain('text-white/45');
+  });
+
+  it('<p> has the uppercase class', () => {
+    render(<SectionLabel>Test Label</SectionLabel>);
+    const el = screen.getByText('Test Label');
+    expect(el.className).toContain('uppercase');
+  });
+
+  it('renders with special characters without crashing', () => {
+    render(<SectionLabel>{'!@#$%^&*()'}</SectionLabel>);
+    expect(screen.getByText('!@#$%^&*()')).toBeDefined();
+  });
+});