Remove unused godot_wrap_method_parameter_count!

Author: Bromeon

gdnative-core/src/export/macros.rs

@@ -1,16 +1,5 @@
 #![macro_use]
 
-#[doc(hidden)]
-#[macro_export]
-macro_rules! godot_wrap_method_parameter_count {
-    () => {
-        0
-    };
-    ($name:ident, $($other:ident,)*) => {
-        1 + $crate::godot_wrap_method_parameter_count!($($other,)*)
-    }
-}
-
 #[doc(hidden)]
 #[macro_export]
 macro_rules! godot_wrap_method_if_deref {