Update git submodules

* Update docs/submodules/storperf from branch 'stable/euphrates'
  - Fix Test Results

    Updates the key/values that are sent to testresults db.
    Fixes the PASS/FAIL to ignore _warm_up job.

    Change-Id: I8af292cd764637cd12cbdb5a2a3e114fbeda5665
    Signed-off-by: mbeierl <mark.beierl@dell.com>
    JIRA: STORPERF-216
    (cherry picked from commit 01bad48306bfa00f234dd09ab30a05e9b35b01b2)

diff --git a/docs/submodules/storperf b/docs/submodules/storperf
index 492d9cc..6980672 160000 (submodule)
--- a/docs/submodules/storperf
+++ b/docs/submodules/storperf
@@ -1 +1 @@
-Subproject commit 492d9cca59f039ccded727f454b7014c32a5cf19
+Subproject commit 698067204fdaab2ca512a96a111f730c4466ba5e