disable inline completions for inline chat input

fixes microsoft/vscode-internalbacklog#3961

Author: jrieken

src/vs/workbench/contrib/interactiveEditor/browser/interactiveEditorWidget.ts

@@ -25,7 +25,6 @@ import { SnippetController2 } from 'vs/editor/contrib/snippet/browser/snippetCon
 import { IModelService } from 'vs/editor/common/services/model';
 import { URI } from 'vs/base/common/uri';
 import { EmbeddedCodeEditorWidget, EmbeddedDiffEditorWidget } from 'vs/editor/browser/widget/embeddedCodeEditorWidget';
-import { InlineCompletionsController } from 'vs/editor/contrib/inlineCompletions/browser/inlineCompletionsController';
 import { HiddenItemStrategy, MenuWorkbenchToolBar } from 'vs/platform/actions/browser/toolbar';
 import { ProgressBar } from 'vs/base/browser/ui/progressbar/progressbar';
 import { SuggestController } from 'vs/editor/contrib/suggest/browser/suggestController';
@@ -166,7 +165,6 @@ class InteractiveEditorWidget {
 			isSimpleWidget: true,
 			contributions: EditorExtensionsRegistry.getSomeEditorContributions([
 				SnippetController2.ID,
-				InlineCompletionsController.ID,
 				SuggestController.ID
 			])
 		};