fix(packages): use ES modules for primary build (#11120)

tools/@angular/tsc-wrapped/src/main.ts

@@ -28,6 +28,12 @@ export function main(
     ngOptions.basePath = basePath;
 
     const host = ts.createCompilerHost(parsed.options, true);
+
+    // HACK: patch the realpath to solve symlink issue here:
+    // https://github.com/Microsoft/TypeScript/issues/9552
+    // todo(misko): remove once facade symlinks are removed
+    host.realpath = (path) => path;
+
     const program = ts.createProgram(parsed.fileNames, parsed.options, host);
     const errors = program.getOptionsDiagnostics();
     check(errors);