[calls] manager: Use ternary operator instead of if/else block

[Evangelos Ribeiro Tzaras <devrtz src gnome org>]

commit ebc5e584bb05be87cc0e5892b1981fe263858fb5
Author: Evangelos Ribeiro Tzaras <devrtz fortysixandtwo eu>
Date:   Thu Jan 13 16:03:38 2022 +0100

    manager: Use ternary operator instead of if/else block
    
    Less code is better code.

 src/calls-manager.c | 12 +++---------
 1 file changed, 3 insertions(+), 9 deletions(-)
---
diff --git a/src/calls-manager.c b/src/calls-manager.c
index 7d5e4b3d..17cf7554 100644
--- a/src/calls-manager.c
+++ b/src/calls-manager.c
@@ -219,15 +219,9 @@ on_message (CallsMessageSource *source,
                                     message);
   }
 
-  if (notification) {
-    calls_message_source_emit_message (CALLS_MESSAGE_SOURCE (self),
-                                       notification,
-                                       message_type);
-  } else {
-    calls_message_source_emit_message (CALLS_MESSAGE_SOURCE (self),
-                                       message,
-                                       message_type);
-  }
+  calls_message_source_emit_message (CALLS_MESSAGE_SOURCE (self),
+                                     notification ? : message,
+                                     message_type);
 }