Replaced manual sexperience patch with the Prepare method

Source/IdeologyAddon/Harmony.cs

-using HarmonyLib;
-using RJWSexperience.Ideology.Patches;
-using System.Reflection;
+using System.Reflection;
 using Verse;
 
 namespace RJWSexperience.Ideology
 {
 	[StaticConstructorOnStartup]
-	internal static class First
+	internal static class Harmony
 	{
-		static First()
+		static Harmony()
 		{
-			var harmony = new Harmony("RJW_Sexperience.Ideology");
-			harmony.PatchAll(Assembly.GetExecutingAssembly());
-
-			if (ModLister.HasActiveModWithName("RJW Sexperience"))
-			{
-				harmony.Patch(AccessTools.Method("RJWSexperience.RJWUtility:ThrowVirginHistoryEvent"),
-					prefix: null,
-					postfix: new HarmonyMethod(typeof(Sexperience_Patch_ThrowVirginHistoryEvent), nameof(Sexperience_Patch_ThrowVirginHistoryEvent.Postfix))
-					);
-			}
+			new HarmonyLib.Harmony("RJW_Sexperience.Ideology").PatchAll(Assembly.GetExecutingAssembly());
 		}
 	}
 }

Source/IdeologyAddon/Patches/Sexperience_Patch.cs

-using rjw;
+using HarmonyLib;
+using rjw;
 using RJWSexperience.Ideology.HistoryEvents;
 using Verse;
 
 namespace RJWSexperience.Ideology.Patches
 {
+	[HarmonyPatch("RJWSexperience.RJWUtility", "ThrowVirginHistoryEvent")]
 	public static class Sexperience_Patch_ThrowVirginHistoryEvent
 	{
+		public static bool Prepare() => ModsConfig.IsActive("rjw.sexperience");
+
 		public static void Postfix(Pawn exVirgin, Pawn partner, SexProps props, int degree)
 		{
 			const int femaleAfterSurgery = 1;