feat: Add Intercom TrySetOverride(Player, bool) and HasOverride(Player) (#646)

* Add TrySetOverride(Player, bool) and HasOverride(Player)

* Fix doc

Author: louis1706

EXILED/Exiled.API/Features/Intercom.cs

@@ -88,6 +88,21 @@ public static float SpeechRemainingTime
         /// <param name="isStarting">Sets a value indicating whether the sound is the intercom's start speaking sound.</param>
         public static void PlaySound(bool isStarting) => GameIntercom._singleton.RpcPlayClip(isStarting);
 
+        /// <summary>
+        /// Modifies whether the player is overriding the intercom to speak globally.
+        /// </summary>
+        /// <param name="player">The <see cref="Player"/> whose intercom override state will be changed.</param>
+        /// <param name="newState">Indicates whether the player should be given the global intercom override.</param>
+        /// <returns><see langword="true"/> if the player was successfully added or removed from the override list; otherwise, <see langword="false"/>.</returns>
+        public static bool TrySetOverride(Player player, bool newState) => GameIntercom.TrySetOverride(player?.ReferenceHub, newState);
+
+        /// <summary>
+        /// Checks whether the player is currently overriding the intercom to speak globally.
+        /// </summary>
+        /// <param name="player">The <see cref="Player"/> to check for a global intercom override.</param>
+        /// <returns><see langword="true"/> if the player has global intercom override; otherwise, <see langword="false"/>.</returns>
+        public static bool HasOverride(Player player) => GameIntercom.HasOverride(player?.ReferenceHub);
+
         /// <summary>
         /// Reset the intercom's cooldown.
         /// </summary>