[submodule] Update submodule linkmgrd to the latest HEAD automatically (#19371)

mssonicbld · web-flow · commit f147f1f742a0 · 2024-06-25T19:10:05.000+08:00
#### Why I did it src/linkmgrd ``` * d0124f5 - (HEAD -> master, origin/master, origin/HEAD) [active-standby] Fix default route handler race condition (#254) (3 days ago) [Longxiang Lyu] ``` #### How I did it #### How to verify it #### Description for the changelog
diff --git a/src/linkmgrd b/src/linkmgrd
@@ -1 +1 @@
-Subproject commit f96d40cfbe4a771c60579935998ae2c52816c4ea
+Subproject commit d0124f5254395ca1dc4aa0853769ac8efdbf380d
