[AI Assistance] Fix tooltip icon name

According to greenlines.

Fixed: 406082600
Change-Id: I6aaaa7e934d2b6dd9f9866f5eb7f9cf2bb3f7b3e
Reviewed-on: https://chromium-review.googlesource.com/c/devtools/devtools-frontend/+/6439200
Commit-Queue: Ergün Erdoğmuş <ergunsh@chromium.org>
Auto-Submit: Alex Rudenko <alexrudenko@chromium.org>
Reviewed-by: Ergün Erdoğmuş <ergunsh@chromium.org>

Author: OrKoN

front_end/panels/ai_assistance/PatchWidget.ts

@@ -353,7 +353,8 @@ export class PatchWidget extends UI.Widget.Widget {
               aria-details="info-tooltip"
               .iconName=${'info'}
               .variant=${Buttons.Button.Variant.ICON}
-              ></devtools-button>
+              .title=${input.applyToWorkspaceTooltipText}
+            ></devtools-button>
             <devtools-tooltip variant="rich" id="info-tooltip" ${Directives.ref(output.tooltipRef)}>
               <div class="info-tooltip-container">
                 ${input.applyToWorkspaceTooltipText}