Updated git submodules

Project: releng/builder master cc6cbf21080c0dda47786cd2fcf2b8cec7aa089d

Merge changes from topic 'packer-revert-centos'

* changes:
  Revert "Update Pin RS centos7 image"
  Revert "Update Pin RS centos7 image"
  Revert "Pin RS Public cloud images"

Revert "Update Pin RS centos7 image"

This reverts commit 4c7af3e90bfbae8faedb5b302eeaa3cf0f254ed0.

A new version of nova-agent is release which fixes this issue.

Jira: RELENG-118
Change-Id: Ic738cf77236434aa84b2c6c32bb4ce9f324cfeab
Signed-off-by: Anil Belur <abelur@linuxfoundation.org>
Revert "Update Pin RS centos7 image"

This reverts commit 1e1a2883a1ee28276b76a9babc70affaff13f319.

A new version of nova-agent is release which fixes this issue.

Jira: RELENG-118
Change-Id: Ia8b6e75497b40248b20461578fe68083061c38f3
Signed-off-by: Anil Belur <abelur@linuxfoundation.org>
Revert "Pin RS Public cloud images"

This reverts commit 7bcb9c78fbfe76d90527d269bc1721d233800676.

A new version of nova-agent is release which fixes this issue.

Jira: RELENG-118
Change-Id: Iaf61c2f573dad5cfbd7ce2669720090bf673800e
Signed-off-by: Anil Belur <abelur@linuxfoundation.org>

diff --git a/docs/submodules/releng/builder b/docs/submodules/releng/builder
index 4dd65a7d42e91516dfc9bc445b10b2078ffcf955..cc6cbf21080c0dda47786cd2fcf2b8cec7aa089d 160000 (submodule)
--- a/docs/submodules/releng/builder
+++ b/docs/submodules/releng/builder
@@ -1 +1 @@
-Subproject commit 4dd65a7d42e91516dfc9bc445b10b2078ffcf955
+Subproject commit cc6cbf21080c0dda47786cd2fcf2b8cec7aa089d