Update git submodules

* Update docs/submodules/releng-xci from branch 'master'
  - Merge "xci: scripts: Update wording for comments"
  - xci: scripts: Update wording for comments

    Update wording so it matches the upstream one and minimize the
    noise on a-r-r updates.

    Change-Id: I216c1ee1ac4f24ab2c5a382bfe5e2aacf324024a
    Signed-off-by: Markos Chandras <mchandras@suse.de>

diff --git a/docs/submodules/releng-xci b/docs/submodules/releng-xci
index 0229646..8f252cd 160000 (submodule)
--- a/docs/submodules/releng-xci
+++ b/docs/submodules/releng-xci
@@ -1 +1 @@
-Subproject commit 0229646cf9676fec855bd0de195d9dc4a7a9873b
+Subproject commit 8f252cda5440924a4dbd248c7ce097ab744c9ab2