Fix "Copilot Edits" leftover in message (microsoft#262222)

Fix microsoft#260539

Author: roblourens

src/vs/workbench/contrib/chat/browser/chatEditing/chatEditingActions.ts

@@ -262,8 +262,8 @@ export async function discardAllEditsWithConfirmation(accessor: ServicesAccessor
 		const confirmation = await dialogService.confirm({
 			title: localize('chat.editing.discardAll.confirmation.title', "Undo all edits?"),
 			message: entries.length === 1
-				? localize('chat.editing.discardAll.confirmation.oneFile', "This will undo changes made by {0} in {1}. Do you want to proceed?", 'Copilot Edits', basename(entries[0].modifiedURI))
-				: localize('chat.editing.discardAll.confirmation.manyFiles', "This will undo changes made by {0} in {1} files. Do you want to proceed?", 'Copilot Edits', entries.length),
+				? localize('chat.editing.discardAll.confirmation.oneFile', "This will undo changes made in {0}. Do you want to proceed?", basename(entries[0].modifiedURI))
+				: localize('chat.editing.discardAll.confirmation.manyFiles', "This will undo changes made in {0} files. Do you want to proceed?", entries.length),
 			primaryButton: localize('chat.editing.discardAll.confirmation.primaryButton', "Yes"),
 			type: 'info'
 		});