Maybe #39 but for <=1.12

[emilyy-dev]

do you maybe wanna make an issue for this so you don't forget to do the todo

Originally posted by @rymiel in #40 (comment)

BetterJails/betterjails/src/main/java/io/github/emilyydev/betterjails/interfaces/WorldGuardFacade.java

Lines 45 to 48 in 5e926a4

	final Class<?> sessionManagerClass = Class.forName("com.sk89q.worldguard.session.SessionManager");
	if (sessionManagerClass.isInterface()) { // 7.x
	resetStateMh = lookup.findStatic(WorldGuardFacade.class, "resetState0", MethodType.methodType(void.class, Player.class));
	} // TODO: <=1.12