update clang-format (#666)

src/platform/macos/display.mm

@@ -193,4 +193,4 @@ std::vector<std::string> display_names(mem_type_e hwdevice_type) {
 
   return display_names;
 }
-}
+} // namespace platf

src/platform/macos/microphone.mm

@@ -84,4 +84,4 @@ public:
 std::unique_ptr<audio_control_t> audio_control() {
   return std::make_unique<macos_audio_control_t>();
 }
-}
+} // namespace platf