fix: clear stale dialog actions when target pane is inactive

When a dialog action's targetSide matched but the pane was inactive,
the action was left in the store. If the pane later became active, it
would fire the stale action unexpectedly. Now inactive panes clear the
action to prevent this.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

components/sftp/hooks/useSftpDialogAction.ts

@@ -93,7 +93,12 @@ export const useSftpDialogActionHandler = (
   const action = useSftpDialogAction();
 
   useEffect(() => {
-    if (!action || action.targetSide !== side || !isActive) return;
+    if (!action || action.targetSide !== side) return;
+    if (!isActive) {
+      // Clear stale action so it doesn't fire when this pane becomes active later
+      sftpDialogActionStore.clear();
+      return;
+    }
 
     // Handle the action and clear it
     switch (action.type) {