RandomX: added huge-pages-jit config parameter

Set to false by default, gives 0.2% boost on Ryzen 7 3700X with 16 threads, but hashrate might be unstable on Ryzen between launches. Use with caution.

src/crypto/randomx/vm_compiled.hpp

@@ -58,7 +58,7 @@ namespace randomx {
 	protected:
 		void execute();
 
-		JitCompiler compiler;
+		JitCompiler compiler{ true };
 	};
 
 	using CompiledVmDefault = CompiledVm<1>;