Preserve dev test runner isolation during promotion

Author: Sg312

apps/sim/vitest.config.ts

@@ -21,7 +21,6 @@ export default defineConfig(({ mode }) => {
     test: {
       css: false,
       globals: true,
-      clearMocks: true,
       environment: 'node',
       include: integration ? ['**/*.integration.ts'] : ['**/*.test.{ts,tsx}'],
       exclude: [