patch 8.2.3593: directory is wrong after executing "lcd" with win_execute()

Problem:    Directory is wrong after executing "lcd" with win_execute().
Solution:   Correct the directory when going back to the original window.
            (closes #9132)

src/evalwindow.c

@@ -1311,5 +1311,9 @@ restore_win_noblock(
 	// to the first valid window.
 	win_goto(firstwin);
 # endif
+
+    // If called by win_execute() and executing the command changed the
+    // directory, it now has to be restored.
+    fix_current_dir();
 }
 #endif