Update javamelody-core to 1.70.0

Change-Id: If81651dba8ba807230ec5673bd9d1fc5ddf20a5b
diff --git a/external_plugin_deps.bzl b/external_plugin_deps.bzl
index 6b3a7bc..d824dfd 100644
--- a/external_plugin_deps.bzl
+++ b/external_plugin_deps.bzl
@@ -3,8 +3,8 @@
 def external_plugin_deps():
   maven_jar(
     name = 'javamelody_lib',
-    artifact = 'net.bull.javamelody:javamelody-core:1.67.0',
-    sha1 = '7553233d944dd3096deb3af3d54f8a4d3c237b20',
+    artifact = 'net.bull.javamelody:javamelody-core:1.70.0',
+    sha1 = '929d487a8858ce4cf57a2dc0a3d1c2d59ad491a9',
   )
 
   maven_jar(