Updated git submodules

Project: appc master f2e77cc8209018f6955fba400ab4d0ff609448b1

Sonar Critical Fix

ProviderStackOperation.java: L98 and L178
Sonar link:https://sonar.onap.org/component_issues/index?id=org.openecomp.appc%3Aappc#resolved=false|severities=CRITICAL|rules=squid%3AS2184
Change-Id: Id73e2153b13716706b0dce4204d8c7519855afe5
Issue-Id :APPC-237
Signed-off-by: sanchitap <sanchita@techmahindra.com>
Revert Increase coverage of SDC Event Listener

This reverts commit 8b88bb6f258cf8af9d1658a0514eba6daa31f93c.

The commit is causing test failures and blocks all jobs.

Change-Id: I1e82f74d34bc4201690beea89bebe61c9d3845e2
Signed-off-by: Patrick Brady <pb071s@att.com>
Issue-id: APPC-228

diff --git a/docs/submodules/appc.git b/docs/submodules/appc.git
index 61d4327..f2e77cc 160000 (submodule)
--- a/docs/submodules/appc.git
+++ b/docs/submodules/appc.git
@@ -1 +1 @@
-Subproject commit 61d4327f8cfc7ad42f548766a67af2b73eb0fa11
+Subproject commit f2e77cc8209018f6955fba400ab4d0ff609448b1