fix: loggregator configs removed from clock config schema

Author: serdarozerr

lib/cloud_controller/config_schemas/clock_schema.rb

@@ -179,13 +179,6 @@ class ClockSchema < VCAP::Config
           optional(:uaa_client_secret) => String,
           optional(:uaa_client_scope) => String,
 
-          optional(:loggregator) => {
-            endpoint: String,
-            optional(:ca_file) => String,
-            optional(:cert_file) => String,
-            optional(:key_file) => String
-          },
-
           optional(:fluent) => {
             optional(:host) => String,
             optional(:port) => Integer