Update release-notes-archive.md

Changed PowerBI to Power BI

Author: ShannonLeavitt

articles/security-center/release-notes-archive.md

@@ -129,7 +129,7 @@ Use Security Center to receive recommendations not only from Microsoft but also
 
 In order to enable enterprise level scenarios on top of Security Center, it’s now possible to consume Security Center alerts and recommendations in additional places except the Azure portal or API. These can be directly exported to an Event Hub and to Log Analytics workspaces. Here are a few workflows you can create around these new capabilities:
 
-- With export to Log Analytics workspace, you can create custom dashboards with PowerBI.
+- With export to Log Analytics workspace, you can create custom dashboards with Power BI.
 - With export to Event Hub, you’ll be able to export Security Center alerts and recommendations to your third-party SIEMs, to a third-party solution in real time, or Azure Data Explorer.
 
 
@@ -204,4 +204,4 @@ Azure Security Center (ASC) has launched new networking recommendations and impr
 
 One of the biggest attack surfaces for workloads running in the public cloud are connections to and from the public Internet. Our customers find it hard to know which Network Security Group (NSG) rules should be in place to make sure that Azure workloads are only available to required source ranges. With this feature, Security Center learns the network traffic and connectivity patterns of Azure workloads and provides NSG rule recommendations, for Internet facing virtual machines. This helps our customer better configure their network access policies and limit their exposure to attacks. 
 
-[Learn more about adaptive network hardening](security-center-adaptive-network-hardening.md).
+[Learn more about adaptive network hardening](security-center-adaptive-network-hardening.md).