Rename output files from rich-text-editor to index (#7940)

#### What type of PR is this?

/area ui
/kind cleanup
/milestone 2.22.x

#### What this PR does / why we need it:

Rename output files from rich-text-editor to index

#### Does this PR introduce a user-facing change?

```release-note
None
```

ui/packages/editor/package.json

@@ -17,14 +17,14 @@
   "exports": {
     ".": {
       "types": "./dist/index.d.ts",
-      "import": "./dist/rich-text-editor.es.js"
+      "import": "./dist/index.es.js"
     },
     "./dist/style.css": "./dist/style.css"
   },
-  "main": "./dist/rich-text-editor.iife.js",
-  "jsdelivr": "./dist/rich-text-editor.iife.js",
-  "unpkg": "./dist/rich-text-editor.iife.js",
-  "module": "./dist/rich-text-editor.es.js",
+  "main": "./dist/index.iife.js",
+  "jsdelivr": "./dist/index.iife.js",
+  "unpkg": "./dist/index.iife.js",
+  "module": "./dist/index.es.js",
   "types": "./dist/index.d.ts",
   "files": [
     "dist"

ui/packages/editor/vite.lib.config.ts

@@ -44,7 +44,7 @@ export default ({ mode }: { mode: string }) => {
         entry: path.resolve(__dirname, "src/index.ts"),
         name: "RichTextEditor",
         formats: ["es", "iife"],
-        fileName: (format) => `rich-text-editor.${format}.js`,
+        fileName: (format) => `index.${format}.js`,
         cssFileName: "style",
       },
       minify: isProduction,

ui/src/vite/library-external.ts

@@ -93,7 +93,7 @@ export const setupLibraryExternal = (
       rename: `console-shared.[hash].js`,
     },
     {
-      src: "./node_modules/@halo-dev/richtext-editor/dist/rich-text-editor.iife.js",
+      src: "./node_modules/@halo-dev/richtext-editor/dist/index.iife.js",
       dest: "assets/editor",
       rename: `editor.[hash].js`,
     },