[Patch agent] Fix width of workspace selection dialog

Screenshots: https://imgur.com/a/Y36u1O9

Bug: 393266352
Change-Id: Ib606a531fcd0715cd4f9894e03f298e8cd99254a
Reviewed-on: https://chromium-review.googlesource.com/c/devtools/devtools-frontend/+/6348461
Auto-Submit: Wolfgang Beyer <[email protected]>
Reviewed-by: Ergün Erdoğmuş <[email protected]>
Commit-Queue: Ergün Erdoğmuş <[email protected]>
Commit-Queue: Wolfgang Beyer <[email protected]>

Author: wolfib

front_end/panels/ai_assistance/SelectWorkspaceDialog.ts

@@ -71,6 +71,7 @@ export class SelectWorkspaceDialog extends UI.Widget.VBox {
       },
       view?: View) {
     super();
+    this.element.classList.add('dialog-container');
     this.registerRequiredCSS(selectWorkspaceDialogStyles);
     this.#boundOnKeyDown = this.#onKeyDown.bind(this);
     this.#handleProjectSelected = options.handleProjectSelected;

front_end/panels/ai_assistance/selectWorkspaceDialog.css

@@ -4,6 +4,10 @@
  * found in the LICENSE file.
  */
 
+ .dialog-container {
+  width: 100%;
+ }
+
 .dialog-header {
   margin: var(--sys-size-6) var(--sys-size-8) var(--sys-size-5);
   font: var(--sys-typescale-headline5);