Get rid of module.hot.accept code for configure API.

This avoids us having to solve #10005 right now and is consistent with the stories entry.

lib/client-api/src/client_api.ts

@@ -110,10 +110,6 @@ export default class ClientApi {
     this._storyStore.addArgTypesEnhancer(enhancer);
   };
 
-  clearDecorators = () => {
-    this._storyStore.clearGlobalDecorators();
-  };
-
   // what are the occasions that "m" is a boolean vs an obj
   storiesOf = <StoryFnReturnType = unknown>(
     kind: string,

lib/client-api/src/config_api.ts

@@ -28,17 +28,5 @@ export default class ConfigApi {
       this._storyStore.setError(err);
     }
     this._storyStore.finishConfiguring();
-
-    if (module.hot) {
-      module.hot.accept();
-      // The generated entry point for main.js:stories adds this flag as it cannot
-      // set decorators but calls configure, and aims not to clear decorators added by other files.
-      // HOWEVER: this will still clear global decorators added by addons when reloading preview.js
-      //   which is a bug!
-      // @ts-ignore
-      if (!module._StorybookPreserveDecorators) {
-        module.hot.dispose(() => this._storyStore.clearGlobalDecorators());
-      }
-    }
   };
 }

lib/client-api/src/story_store.ts

@@ -246,10 +246,6 @@ export default class StoryStore {
     this._globalMetadata.decorators.push(...decorators);
   }
 
-  clearGlobalDecorators() {
-    this._globalMetadata.decorators = [];
-  }
-
   ensureKind(kind: string) {
     if (!this._kinds[kind]) {
       this._kinds[kind] = {

lib/core/src/server/preview/virtualModuleStory.template.js

@@ -1,6 +1,3 @@
 import { configure } from '@storybook/{{framework}}';
 
-// eslint-disable-next-line no-underscore-dangle
-module._StorybookPreserveDecorators = true;
-
 configure(['{{stories}}'], module);