Update to 3.6

Build against 3.6.0 and test against 3.6.8.

Change-Id: I32579d0d894d41073c34a3b129fc189b74e43e1f
diff --git a/WORKSPACE b/WORKSPACE
index ce95fe6..f9cffd9 100644
--- a/WORKSPACE
+++ b/WORKSPACE
@@ -5,7 +5,7 @@
 load("//:bazlets.bzl", "load_bazlets")
 
 load_bazlets(
-    commit = "b6120a9fa50945d38f0a4d55d5879e3ec465c5e5",
+    commit = "ea5aa9f256fe94577accb074f1f51e12af106708",
     #local_path = "/home/<user>/projects/bazlets",
 )
 
diff --git a/package.json b/package.json
index 82c0e23..1f3dd29 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "task",
-  "version": "3.5.0-SNAPSHOT",
+  "version": "3.6.0-SNAPSHOT",
   "description": "Task Plugin",
   "dependencies": {
     "@bazel/rollup": "~5.1.0",
diff --git a/src/test/java/com/googlesource/gerrit/plugins/task/TaskReferenceTest.java b/src/test/java/com/googlesource/gerrit/plugins/task/TaskReferenceTest.java
index e08240d..f94fcb2 100644
--- a/src/test/java/com/googlesource/gerrit/plugins/task/TaskReferenceTest.java
+++ b/src/test/java/com/googlesource/gerrit/plugins/task/TaskReferenceTest.java
@@ -26,7 +26,7 @@
 import com.google.gerrit.server.account.GroupCache;
 import com.google.gerrit.server.config.AllProjectsName;
 import com.google.gerrit.server.config.AllUsersName;
-import java.sql.Timestamp;
+import java.time.Instant;
 import java.util.NoSuchElementException;
 import java.util.Optional;
 import junit.framework.TestCase;
@@ -51,7 +51,7 @@
   public static final String TEST_USER = "testuser";
   public static final int TEST_USER_ID = 100000;
   public static final Account TEST_USER_ACCOUNT =
-      Account.builder(Account.id(TEST_USER_ID), new Timestamp(0L)).build();
+      Account.builder(Account.id(TEST_USER_ID), Instant.ofEpochMilli(0L)).build();
   public static final String TEST_USER_REF =
       "refs/users/" + String.format("%02d", TEST_USER_ID % 100) + "/" + TEST_USER_ID;
   public static final FileKey TEST_USER_ROOT_CFG = createFileKey(ALL_USERS, TEST_USER_REF, ROOT);
@@ -87,7 +87,7 @@
         .setOwnerGroupUUID(uuid)
         .setId(id)
         .setVisibleToAll(true)
-        .setCreatedOn(new Timestamp(0L))
+        .setCreatedOn(Instant.ofEpochMilli(0L))
         .setMembers(ImmutableSet.of())
         .setSubgroups(ImmutableSet.of())
         .build();
diff --git a/test/docker/gerrit/Dockerfile b/test/docker/gerrit/Dockerfile
index a407854..a377f74 100755
--- a/test/docker/gerrit/Dockerfile
+++ b/test/docker/gerrit/Dockerfile
@@ -1,4 +1,4 @@
-FROM gerritcodereview/gerrit:3.5.6-ubuntu20
+FROM gerritcodereview/gerrit:3.6.8-ubuntu20
 
 ENV GERRIT_SITE /var/gerrit
 RUN git config -f "$GERRIT_SITE/etc/gerrit.config" auth.type \