Update git submodules

* Update docs/submodules/doctor from branch 'stable/euphrates'
  - Merge "Add parallel execution and shortcut notification to inspector design guideline" into stable/euphrates
  - Add parallel execution and shortcut notification to inspector design guideline

    JIRA: DOCTOR-73
    Change-Id: Ic412b0c5e966f4391bc0f9e5e71d64e23e2eba68
    Signed-off-by: Yujun Zhang <zhang.yujunz@zte.com.cn>
    (cherry picked from commit 1f00955295c2461a181aa1fa5d8587f12832bf4d)

diff --git a/docs/submodules/doctor b/docs/submodules/doctor
index e2caf1d..82463b2 160000 (submodule)
--- a/docs/submodules/doctor
+++ b/docs/submodules/doctor
@@ -1 +1 @@
-Subproject commit e2caf1d81307bc3c0db391ca8129a585b5c06e8d
+Subproject commit 82463b273a9f4e026dff7bfa507ddc78ef771517