Remove copy of smtp_settings.rb as it doesnt exist anymore in BRPM 4.8
Remove copy of smtp_settings.rb as it doesnt exist anymore in BRPM 4.8

BMC-RLM/brpm_content,BMC-RLM/brpm_content_framework,BMC-RLM/brpm_content_framework,BMC-RLM/brpm_content,BMC-RLM/brpm_content,BMC-RLM/brpm_content_framework