Update git submodules

* Update docs/submodules/vswitchperf from branch 'master'
  - Updates release note numbering

    Change-Id: Id0510b96375033540fa80fe22b301fb1d0d20e40
    Signed-off-by: Trevor Cooper <trevor.cooper@intel.com>

diff --git a/docs/submodules/vswitchperf b/docs/submodules/vswitchperf
index 4b46783..bc150a3 160000 (submodule)
--- a/docs/submodules/vswitchperf
+++ b/docs/submodules/vswitchperf
@@ -1 +1 @@
-Subproject commit 4b4678350347e6c6faa7b60a4bb814008f7bf2e2
+Subproject commit bc150a3ea5ac7729747e16bb093c37101e2b803c