Pitch anglerfish sounds based on size (#663)

<!-- A new module or something else important -->
## Major features
-

<!-- A new parameter added to a module, or API feature -->
## Minor features
-

<!-- Some improvement that requires no action on the part of add-on
creators i.e., improved star graphics -->
## Improvements
- Pitch anglerfish sounds based on scale. Resolves #160.

<!-- Be sure to reference the existing issue if it exists -->
## Bug fixes
-

NewHorizons/Patches/AnglerfishAudioControllerPatches.cs

@@ -0,0 +1,47 @@
+using HarmonyLib;
+using UnityEngine;
+using static AnglerfishController;
+
+namespace NewHorizons.Patches
+{
+    [HarmonyPatch(typeof(AnglerfishAudioController))]
+    public static class AnglerfishAudioControllerPatches
+    {
+        [HarmonyPrefix]
+        [HarmonyPatch(nameof(AnglerfishAudioController.OnChangeAnglerState))]
+        public static bool AnglerfishAudioController_OnChangeAnglerState(AnglerfishAudioController __instance, AnglerState anglerState)
+        {
+            var scale = __instance.transform.parent.localScale.x;
+
+            if (scale == 1)
+            {
+                return true;
+            }
+            else
+            {
+                var modifier = 1f / Mathf.Clamp(scale, 0.5f, 2f);
+
+                __instance.UpdateLoopingAudio(anglerState);
+                if (anglerState == AnglerState.Investigating)
+                {
+                    __instance._longRangeOneShotSource.pitch = modifier * Random.Range(0.8f, 1f);
+                    __instance._longRangeOneShotSource.PlayOneShot(AudioType.DBAnglerfishDetectDisturbance, 1f);
+                    return false;
+                }
+                if (anglerState == AnglerState.Chasing)
+                {
+                    if (Time.time > AnglerfishAudioController.s_lastDetectTime + 2f)
+                    {
+                        AnglerfishAudioController.s_lastDetectTime = Time.time;
+                        __instance._oneShotSource.pitch = modifier * Random.Range(0.8f, 1f);
+                        __instance._oneShotSource.PlayOneShot(AudioType.DBAnglerfishDetectTarget, 1f);
+                        return false;
+                    }
+                    MonoBehaviour.print("ANGLER DETECT TARGET SOUND BLOCKED");
+                }
+
+                return false;
+            }
+        }
+    }
+}