[PatchWidget] Disable Change button while applying to workspace

Fixed: 405918443
Change-Id: Ib05d522c3b9399f7eb1110b1d3d137909f23ece1
Reviewed-on: https://chromium-review.googlesource.com/c/devtools/devtools-frontend/+/6440927
Commit-Queue: Wolfgang Beyer <wolfi@chromium.org>
Auto-Submit: Ergün Erdoğmuş <ergunsh@chromium.org>
Reviewed-by: Wolfgang Beyer <wolfi@chromium.org>

Author: ergunsh

front_end/panels/ai_assistance/PatchWidget.ts

@@ -331,6 +331,7 @@ export class PatchWidget extends UI.Widget.Widget {
                   .jslogContext=${'change-workspace'}
                   .variant=${Buttons.Button.Variant.TEXT}
                   .title=${lockedString(UIStringsNotTranslate.changeRootFolder)}
+                  .disabled=${input.patchSuggestionState === PatchSuggestionState.LOADING}
                   ${Directives.ref(output.changeRef)}
                 >${lockedString(UIStringsNotTranslate.change)}</devtools-button>
               ` : nothing}