Refactor formatting in Azure Firewall Manager documentation

Removed unnecessary line breaks in the Azure Firewall Manager capabilities section.

Author: staleycyn

learn-pr/wwl-azure/design-implement-network-security-monitoring/includes/8-secure-networks-with-azure-firewall-manager.md

@@ -19,15 +19,15 @@ Firewall Manager can provide security management for secured virtual hubs and hu
 Azure Firewall Manager provides six key capability areas:
 
 -	**Central deployment and configuration**. Manage Azure Firewall deployment and policies across multiple subscriptions and regions.
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 -	**Hierarchical policies**.  Create global policies authored by central IT with locally authored overrides.
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 -	**Security partner provider integration**.  Route Internet-bound VNet and branch traffic through Zscaler, Check Point, or iboss while Azure Firewall handles private traffic in the same hub.
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 -	**Centralized route management**.  Automatically route spoke traffic to secured hubs without manually configuring user-defined routes.
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 -	**DDoS protection plan management**.  Associate virtual networks with a DDoS plan directly from Firewall Manager.
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 -	**WAF policy management**.  Centrally create, view, and associate WAF policies to Front Door and Application Gateway across subscriptions.