Revert 'Restrict access to branch release-R121 to LTS Refresher group.'

This reverts commit b268ef01285f8dcb8092e7e16a3b8aabe685e7b9.

Reason for revert: Finished LTS refresh.

Change-Id: I9f7b6fe6ea6cd2a083dbcff64a987eea62fee44c
Reviewed-on: https://cos-review.googlesource.com/c/All-Projects/+/151324
Reviewed-by: Kevin Berry <kpberry@google.com>
Tested-by: Miri Amarilio <mirilio@google.com>

groups

diff --git a/groups b/groups
index 5379a07..4f5528e 100644
--- a/groups
+++ b/groups
@@ -31,4 +31,3 @@
 mdb:kokoro                                                    	mdb/kokoro
 mdb:kokoro-dedicated                                          	mdb/kokoro-dedicated
 mdb:kokoro-gob-readers                                        	mdb/kokoro-gob-readers
-fdcdd5531e58d7932f1f80c3913995e8daf7bc6b                      	LTS Refresher

project.config

diff --git a/project.config b/project.config
index ca265dd..c8aba05 100644
--- a/project.config
+++ b/project.config
@@ -177,19 +177,4 @@
 [submit-requirement "Code-Review"]
 	submittableIf = label:Code-Review=MAX AND -label:Code-Review=MIN
 	canOverrideInChildProjects = true
-[access "refs/heads/release-R121"]
-	create = group LTS Refresher
-	create = block group Registered Users
-	createSignedTag = group LTS Refresher
-	createSignedTag = block group Registered Users
-	createTag = group LTS Refresher
-	createTag = block group Registered Users
-	delete = group LTS Refresher
-	delete = block group Registered Users
-	push = group LTS Refresher
-	push = block group Registered Users
-	pushMerge = group LTS Refresher
-	pushMerge = block group Registered Users
-	submit = group LTS Refresher
-	submit = block group Registered Users