Basic UI: Clarify "advanced encoder settings" text

Change checkbox with text "Advanced Encoder Settings" to "Use Advanced
Encoder Settings".  This way it will hint that the settings will be
disabled when unchecked.

obs/data/locale/en-US.ini

@@ -206,7 +206,7 @@ Basic.Settings.Output.AudioBitrate="Audio Bitrate"
 Basic.Settings.Output.Reconnect="Automatically Reconnect"
 Basic.Settings.Output.RetryDelay="Retry Delay (seconds)"
 Basic.Settings.Output.MaxRetries="Maximum Retries"
-Basic.Settings.Output.Advanced="Advanced Encoder Settings"
+Basic.Settings.Output.Advanced="Enable Advanced Encoder Settings"
 Basic.Settings.Output.X264Preset="x264 CPU Preset"
 Basic.Settings.Output.CustomX264Settings="Custom x264 Settings"