fix(@angular/build): export oxcTransform in private entry point

Export oxcTransform from private entry point. This is needed internally by angular/angular/devtools.

Author: alan-agius4

packages/angular/build/src/private.ts

@@ -42,6 +42,9 @@ export { Cache } from './tools/esbuild/cache';
 export { createJitResourceTransformer } from './tools/angular/transformers/jit-resource-transformer';
 export { JavaScriptTransformer } from './tools/esbuild/javascript-transformer';
 
+// Needed for angular/angular/devtools
+export { transform as oxcTransform } from './tools/oxc/oxc-transform';
+
 export function createCompilerPlugin(
   pluginOptions: CompilerPluginOptions & {
     browserOnlyBuild?: boolean;