Remove now useless _alloc_and_copy_cstr

include/godot_cpp/classes/wrapped.hpp

@@ -87,13 +87,6 @@ public:
 		return 0;
 	}
 
-	static _FORCE_INLINE_ char *_alloc_and_copy_cstr(const char *p_str) {
-		size_t size = strlen(p_str) + 1;
-		char *ret = reinterpret_cast<char *>(memalloc(size));
-		memcpy(ret, p_str, size);
-		return ret;
-	}
-
 	// Must be public but you should not touch this.
 	GodotObject *_owner = nullptr;
 };