fixed minor typo

linux/start/msp/adoc/gs_suma_msp.adoc

@@ -97,7 +97,7 @@ include::./common_docinfo_vars.adoc[]
 == Introduction
 
 The Linux footprint of enterprise IT landscapes continues to grow.
-This growth can be particularly problematic for managed services provider (MSPs), who may need to manage systems lifecycles for many clients.
+This growth can be particularly problematic for managed services providers (MSPs), who may need to manage systems lifecycles for many clients.
 As an MSP, you need a management tool that can scale with your business needs.
 
 {product1_full} {product1_version} is an enterprise, open source management solution for software-defined infrastructure.