fix(docz-core): add cache just for non-debug

Author: pedronauck

packages/docz-core/src/webpack/loaders.ts

@@ -28,7 +28,7 @@ export const js = (config: Config, args: Args, babelrc: any) => {
     .end()
     .exclude.add(/node_modules/)
     .end()
-    .when(args.debug, addCacheLoader)
+    .when(!args.debug, addCacheLoader)
     .use('babel-loader')
     .loader(require.resolve('babel-loader'))
     .options(babelrc)
@@ -47,7 +47,7 @@ export const mdx = (config: Config, args: Args, babelrc: any) => {
     .end()
     .exclude.add(/node_modules/)
     .end()
-    .when(args.debug, addCacheLoader)
+    .when(!args.debug, addCacheLoader)
     .use('babel-loader')
     .loader(require.resolve('babel-loader'))
     .options(babelrc)