Fix flag conflict check in build script (#17264)

scripts/build/parse-arguments.js

@@ -18,7 +18,7 @@ function parseArguments() {
     strict: true,
   });
 
-  if (values.minify && values.noMinify) {
+  if (values.minify && values["no-minify"]) {
     throw new Error("'--minify' and '--no-minify' can't be used together.");
   }