Update git submodules

* Update docs/submodules/usecase-ui.git from branch 'master'
  to 5d38fbfc424c6b0a1803175989241a7cfd6ce5ff
  - feat: add mock data routers config
    
    Change-Id: I155f6957499cfb6da2462671083fa0622de6463a
    Issue-ID: USECASEUI-307
    Signed-off-by: cyuamber <xuranyjy@chinamobile.com>
    
diff --git a/docs/submodules/usecase-ui.git b/docs/submodules/usecase-ui.git
index 53dc951..5d38fbf 160000
--- a/docs/submodules/usecase-ui.git
+++ b/docs/submodules/usecase-ui.git
@@ -1 +1 @@
-Subproject commit 53dc95156c32bb4e2a97a0b852a0c491f297889d
+Subproject commit 5d38fbfc424c6b0a1803175989241a7cfd6ce5ff