Merge branch 'stable-2.15' into stable-2.16

* stable-2.15:
  Upgrade elasticsearch-rest-client to 7.3.2
  Add deleteChanges to list of supported permissions
  Remove obsolete permissions from gr-access-behavior
  Update git submodules

Change-Id: Ic7da6e8308c5323acbe70687fae8f793de470dbc
diff --git a/javatests/com/google/gerrit/elasticsearch/ElasticContainer.java b/javatests/com/google/gerrit/elasticsearch/ElasticContainer.java
index d214ae0..27ac839 100644
--- a/javatests/com/google/gerrit/elasticsearch/ElasticContainer.java
+++ b/javatests/com/google/gerrit/elasticsearch/ElasticContainer.java
@@ -59,7 +59,7 @@
       case V7_2:
         return "blacktop/elasticsearch:7.2.1";
       case V7_3:
-        return "blacktop/elasticsearch:7.3.1";
+        return "blacktop/elasticsearch:7.3.2";
     }
     throw new IllegalStateException("No tests for version: " + version.name());
   }