Update git submodules

* Update docs/submodules/ccsdk/platform/plugins.git from branch 'master'
  to c949a7b05b1de7a2306368028a48cb582b10c956
  - Merge "Automation adds release-notes.rst"
  - Automation adds release-notes.rst

    Add _release_notes hook to allow automation.
    Fix non valid release notes characters in content.

    Issue-ID: CIMAN-376
    Change-Id: I015d322d6a64a7f3a2aa334b2179f78ed5de898f
    Signed-off-by: lf-jobbuilder <releng+lf-jobbuilder@linuxfoundation.org>

diff --git a/docs/submodules/ccsdk/platform/plugins.git b/docs/submodules/ccsdk/platform/plugins.git
index ff7e300..c949a7b 160000 (submodule)
--- a/docs/submodules/ccsdk/platform/plugins.git
+++ b/docs/submodules/ccsdk/platform/plugins.git
@@ -1 +1 @@
-Subproject commit ff7e3007636a327dddecc129dd4b3a7062776aed
+Subproject commit c949a7b05b1de7a2306368028a48cb582b10c956