Update git submodules

* Update docs/submodules/doctor from branch 'stable/euphrates'
  - Fix retrieval of log filename path

    Change-Id: I0dd61a020827e7ba9ec7a2e0300bf50dd7175e86
    Signed-off-by: Carlos Goncalves <mail@cgoncalves.pt>
    (cherry picked from commit 4f6132978ad548ee1e696016d450d0b4a4cbab9f)

diff --git a/docs/submodules/doctor b/docs/submodules/doctor
index f8d5647..5733b9c 160000 (submodule)
--- a/docs/submodules/doctor
+++ b/docs/submodules/doctor
@@ -1 +1 @@
-Subproject commit f8d5647530ead1b88834e941961f5fa939c0f082
+Subproject commit 5733b9ce1dcfb40e0ef6a956c0e6c092829fc6d6