Use ProviderSdkLogger as the class for ansible_tower_log

`Vmdb::Loggers::ProviderSdkLogger` has a log filtering mechanism that
prevents authorization tokens from showing up in logs.  This is needed
to prevent Faraday from logging Authorization request headers which
includes the Basic authorization token.

CVE-2023-46175

lib/manageiq/providers/ansible_tower/engine.rb

@@ -20,7 +20,7 @@ def self.plugin_name
         end
 
         def self.init_loggers
-          $ansible_tower_log ||= Vmdb::Loggers.create_logger("ansible_tower.log")
+          $ansible_tower_log ||= Vmdb::Loggers.create_logger("ansible_tower.log", Vmdb::Loggers::ProviderSdkLogger)
         end
 
         def self.apply_logger_config(config)