Resolve comment with fix-applied after apply fix in apply dialog

This is same as we do for 1-click apply fix.

Google-Bug-Id: b/326195247
Release-Notes: skip
Change-Id: Iba62d277231217148b129ab93495b21a3ef608eb

polygerrit-ui/app/elements/shared/gr-fix-suggestions/gr-fix-suggestions.ts

diff --git a/polygerrit-ui/app/elements/shared/gr-fix-suggestions/gr-fix-suggestions.ts b/polygerrit-ui/app/elements/shared/gr-fix-suggestions/gr-fix-suggestions.ts
index 9e78e2a..607af08 100644
--- a/polygerrit-ui/app/elements/shared/gr-fix-suggestions/gr-fix-suggestions.ts
+++ b/polygerrit-ui/app/elements/shared/gr-fix-suggestions/gr-fix-suggestions.ts
@@ -158,7 +158,11 @@
         };
       }),
       patchNum: this.comment.patch_set,
-      onCloseFixPreviewCallbacks: [],
+      onCloseFixPreviewCallbacks: [
+        fixApplied => {
+          if (fixApplied) fire(this, 'apply-user-suggestion', {});
+        },
+      ],
     };
     fire(this, 'open-fix-preview', eventDetail);
   }