Don't use code font in titles in the dev guide

#minor-release

PiperOrigin-RevId: 426870114

docs/shrinking.md

@@ -104,7 +104,7 @@ ExoPlayer player =
 ~~~
 ~~~
 {: .language-java}
 {: .language-java}
 
 
-## Custom `MediaSource` instantiation ##
+## Custom MediaSource instantiation ##
 
 
 If your app is using a custom `MediaSource.Factory` and you want
 If your app is using a custom `MediaSource.Factory` and you want
 `DefaultMediaSourceFactory` to be removed by code stripping, you should pass
 `DefaultMediaSourceFactory` to be removed by code stripping, you should pass

docs/ui-components.md

@@ -19,7 +19,7 @@ well as playback controls.
 `StyledPlayerView` has a `setPlayer` method for attaching and detaching (by
 `StyledPlayerView` has a `setPlayer` method for attaching and detaching (by
 passing `null`) player instances.
 passing `null`) player instances.
 
 
-## `StyledPlayerView` ##
+## StyledPlayerView ##
 
 
 `StyledPlayerView` can be used for both video and audio playbacks. It renders
 `StyledPlayerView` can be used for both video and audio playbacks. It renders
 video and subtitles in the case of video playback, and can display artwork
 video and subtitles in the case of video playback, and can display artwork