Should PR webview support search? (#6547)

* Should PR webview support search?
Fixes #6029

* Fix test

Author: alexr00

src/github/issueOverview.ts

@@ -96,6 +96,7 @@ export class IssueOverviewPanel<TItem extends IssueModel = IssueModel> extends W
 
 			// And restrict the webview to only loading content from our extension's `dist` directory.
 			localResourceRoots: [vscode.Uri.joinPath(_extensionUri, 'dist')],
+			enableFindWidget: true
 		}));
 
 		this._webview = this._panel.webview;

src/test/github/pullRequestOverview.test.ts

@@ -85,6 +85,7 @@ describe('PullRequestOverview', function () {
 					enableScripts: true,
 					retainContextWhenHidden: true,
 					localResourceRoots: [vscode.Uri.joinPath(EXTENSION_URI, 'dist')],
+					enableFindWidget: true
 				}),
 			);
 			assert.notStrictEqual(PullRequestOverviewPanel.currentPanel, undefined);