clean up side panel gating GK

Summary: This GK is not being used currently and has already been removed in D66968009. Thus going to clean up the remaining pieces.

Reviewed By: evangrayk

Differential Revision: D75556234

fbshipit-source-id: 1efa053998f790e814391d57eebe59118bb4212f

Author: Jack Huang

addons/vscode/extension/extension.ts

@@ -60,12 +60,7 @@ export async function activate(context: vscode.ExtensionContext) {
     context.subscriptions.push(new DeletedFileContentProvider());
     let inlineCommentsProvider;
     if (enabledSCMApiFeatures.has('comments') && Internal.inlineCommentsProvider) {
-      inlineCommentsProvider = Internal.inlineCommentsProvider(
-        context,
-        reposList,
-        ctx,
-        enabledSCMApiFeatures.has('comments-v1'),
-      );
+      inlineCommentsProvider = Internal.inlineCommentsProvider(context, reposList, ctx, false);
       if (inlineCommentsProvider != null) {
         context.subscriptions.push(inlineCommentsProvider);
       }

addons/vscode/extension/types.ts

@@ -12,4 +12,4 @@
  * diffview => diff commands, gutters. Requires 'sidebar'.
  * autoresolve => automatically mark merge conflicts as resolved on file save
  * */
-export type EnabledSCMApiFeature = 'blame' | 'sidebar' | 'autoresolve' | 'comments' | 'comments-v1';
+export type EnabledSCMApiFeature = 'blame' | 'sidebar' | 'autoresolve' | 'comments';