[backport core/1.42] fix: manager progress toast and install button UX issues (#10425)

Backport of #10423 to `core/1.42`

Automatically created by backport workflow.

┆Issue is synchronized with this [Notion
page](https://www.notion.so/PR-10425-backport-core-1-42-fix-manager-progress-toast-and-install-button-UX-issues-32d6d73d365081a380f2c9f14939c717)
by [Unito](https://www.unito.io)

Co-authored-by: Jin Yi <jin12cc@gmail.com>

src/workbench/extensions/manager/components/ManagerProgressToast.vue

@@ -135,6 +135,7 @@ whenever(() => !isExpanded.value, resetUserScrolling)
 
 function closeToast() {
   comfyManagerStore.resetTaskState()
+  isRestartCompleted.value = false
   isExpanded.value = false
 }
 

src/workbench/extensions/manager/components/manager/button/PackInstallButton.vue

@@ -3,7 +3,7 @@
     variant="primary"
     :size
     :disabled="isLoading || isInstalling"
-    @click="installAllPacks"
+    @click.stop="installAllPacks"
   >
     <i
       v-if="hasConflict && !isInstalling && !isLoading"