Move ownership of remoterendering to Florian Born (Azure#19989)

Move ownership of remoterendering from Malcolm Tyrell to Florian Born due to team restructuring

Author: FlorianBorn71

.github/CODEOWNERS

@@ -129,7 +129,7 @@
 /sdk/mixedreality/ @craigktreasure 
 
 # PRLabel: %Remote Rendering
-/sdk/remoterendering/ @MalcolmTyrrell
+/sdk/remoterendering/ @FlorianBorn71
 
 # PRLabel: %VideoAnalyzer
 /sdk/videoanalyzer/video-analyzer-edge @hivyas @bterlson