APPLEMAIL-33 Add documentation to PEPUpdateDownloadXPCClientService.

Submodules/PEPUpdatesXPCService/PEPUpdatesXPCService/PEPUpdateDownloadXPCService/PEPUpdateDownloadXPCClient/Interface/PEPUpdateDownloadXPCClientService.h

@@ -11,9 +11,13 @@
 
 NS_ASSUME_NONNULL_BEGIN
 
+/// Service to connect to the update downloads XPC service.
 @interface PEPUpdateDownloadXPCClientService : NSObject <PEPUpdateDownloadXPCApiProtocol>
 
+/// Start the service and connect to the update downloads XPC service.
 - (void)start;
+
+/// Stop the service.
 - (void)stop;
 
 @end

Submodules/PEPUpdatesXPCService/PEPUpdatesXPCService/PEPUpdateDownloadXPCService/Shared/PEPUpdateDownloadXPCApiProtocol.h

@@ -11,7 +11,7 @@
 
 static NSString *pEpUpdateDownloadXPCMachName = @"foundation.pEp.adapter.macOS_OpenStep";
 
-/// This protocol is providing the XPC interface for update downloads to pEp updates app.
+/// Provides the XPC interface for update downloads to pEp updates app.
 @protocol PEPUpdateDownloadXPCApiProtocol
 
 /// Subscribe to the notifications about update downloads status.