Update git submodules

* Update docs/submodules/pharos from branch 'stable/euphrates'
  - Merge "[fuel] IPMI: Trim netmask from IP passed to MaaS" into stable/euphrates
  - [fuel] IPMI: Trim netmask from IP passed to MaaS

    Change-Id: I683788846a716f1af6ae8aa3b25cc3a866ae0045
    Signed-off-by: Alexandru Avadanii <Alexandru.Avadanii@enea.com>
    (cherry picked from commit 845813111aba4c28af1acca32dc4b4f1b0640c19)

diff --git a/docs/submodules/pharos b/docs/submodules/pharos
index 9780b62..7d5c9ad 160000 (submodule)
--- a/docs/submodules/pharos
+++ b/docs/submodules/pharos
@@ -1 +1 @@
-Subproject commit 9780b62c6249fc7821b64c2f075f7908ce4fc430
+Subproject commit 7d5c9adb99dafcb4d205e360e6175b0aae23dd69