Update articles/azure-arc/system-center-virtual-machine-manager/support-matrix-for-system-center-virtual-machine-manager.md

Corrected heading to sentence case

Author: PMEds28

articles/azure-arc/system-center-virtual-machine-manager/support-matrix-for-system-center-virtual-machine-manager.md

@@ -101,7 +101,7 @@ For VMs managed by other SCVMM versions, [install Arc agents through the script]
 >[!Important]
 >We recommend maintaining the SCVMM management server and the SCVMM console in the same Long-Term Servicing Channel (LTSC) and Update Rollup (UR) version.
 
-### Supported Operating Systems
+### Supported operating systems
 
 Azure Arc-enabled SCVMM supports direct installation of Arc agents in VMs running Windows Server 2022, 2019, 2016, 2012R2, Windows 10, and Windows 11 operating systems. For other Windows and Linux operating systems, [install Arc agents through the script](install-arc-agents-using-script.md).