Simplify bundled plugin setup

Summary: Stop bundling plugins into Flipper Server bundles. In later diffs, we will start building all plugins even in dev mode which removes the need to bundle them.

Reviewed By: lblasa

Differential Revision: D39276249

fbshipit-source-id: 091405cfcf58aa7e1bd2b382da40f8d9841ae6b1

desktop/flipper-server-core/src/FlipperServerImpl.tsx

@@ -435,7 +435,6 @@ export class FlipperServerImpl implements FlipperServer {
       this.pluginManager.loadDynamicPlugins(),
     'plugins-load-marketplace-plugins': () =>
       this.pluginManager.loadMarketplacePlugins(),
-    'plugins-get-bundled-plugins': () => this.pluginManager.getBundledPlugins(),
     'plugins-get-installed-plugins': () =>
       this.pluginManager.getInstalledPlugins(),
     'plugins-remove-plugins': (plugins) =>