Fix ESLint violations in bundlerUtils test

Add eslint-disable comments for:
- max-classes-per-file: Multiple mock classes needed for testing
- global-require: require() calls needed inside tests for proper mock order

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

Author: justin808

client/__tests__/webpack/bundlerUtils.spec.js

@@ -1,9 +1,12 @@
+/* eslint-disable max-classes-per-file */
+/* eslint-disable global-require */
 /**
  * Unit tests for bundlerUtils.js
  * Tests bundler auto-detection and helper functions
  *
  * Note: These tests verify the bundler selection logic without actually
  * loading Rspack (which requires Node.js globals not available in jsdom).
+ * We use require() inside tests to ensure proper mocking order.
  */
 
 // Mock the bundler packages to avoid loading them