Update git submodules

* Update docs/submodules/functest from branch 'master'
  - Merge "rename feature_base to feature"
  - rename feature_base to feature

    remove useless suffix _base

    Change-Id: I63a73fd6fef2fccd9b92c405f64dda50735b0026
    Signed-off-by: SerenaFeng <feng.xiaowei@zte.com.cn>

diff --git a/docs/submodules/functest b/docs/submodules/functest
index e0ff12a..fe60c2f 160000 (submodule)
--- a/docs/submodules/functest
+++ b/docs/submodules/functest
@@ -1 +1 @@
-Subproject commit e0ff12a18ff24f7c023fa5d6be0d145f450e0283
+Subproject commit fe60c2fbe2b3f8d7c4c6cbf7e11dd97a9598fb7e