Upgrade mockito to 2.23.0

Change-Id: I2e629c54b842cae3f36f48f7c86e2348b8d7a68f
diff --git a/external_plugin_deps.bzl b/external_plugin_deps.bzl
index 7efc19c..6ec5c18 100644
--- a/external_plugin_deps.bzl
+++ b/external_plugin_deps.bzl
@@ -3,8 +3,8 @@
 def external_plugin_deps():
     maven_jar(
         name = "mockito",
-        artifact = "org.mockito:mockito-core:2.16.0",
-        sha1 = "a022ee494c753789a1e7cae75099de81d8a5cea6",
+        artifact = "org.mockito:mockito-core:2.23.0",
+        sha1 = "497ddb32fd5d01f9dbe99a2ec790aeb931dff1b1",
         deps = [
             "@byte_buddy//jar",
             "@byte_buddy_agent//jar",
@@ -12,18 +12,18 @@
         ],
     )
 
-    BYTE_BUDDY_VERSION = "1.7.9"
+    BYTE_BUDDY_VERSION = "1.9.0"
 
     maven_jar(
         name = "byte_buddy",
         artifact = "net.bytebuddy:byte-buddy:" + BYTE_BUDDY_VERSION,
-        sha1 = "51218a01a882c04d0aba8c028179cce488bbcb58",
+        sha1 = "8cb0d5baae526c9df46ae17693bbba302640538b",
     )
 
     maven_jar(
         name = "byte_buddy_agent",
         artifact = "net.bytebuddy:byte-buddy-agent:" + BYTE_BUDDY_VERSION,
-        sha1 = "a6c65f9da7f467ee1f02ff2841ffd3155aee2fc9",
+        sha1 = "37b5703b4a6290be3fffc63ae9c6bcaaee0ff856",
     )
 
     maven_jar(