### Godot version

v4.0.3.rc2.official [2ac4e3bb3]

### System information

Windows 10

### Issue description

It seems that joypad button numbers are changed in Godot 4. The Godot 3->4 conversion doesn't change the button numbers.

This Godot 3 Input Map:

![kuva](https://github.com/godotengine/godot/assets/49998025/86a7db2a-b5b5-48a3-84f9-999de1ed584a)

is converted to this:

![kuva](https://github.com/godotengine/godot/assets/49998025/30ef5803-0559-4408-b0ac-e878bf167ff7)

It seems that only buttons 0-3 are same in Godot 3 and 4:

![kuva](https://github.com/godotengine/godot/assets/49998025/37818929-9582-4a11-bdbe-617fd51dd501)


### Steps to reproduce

Convert any Godot 3 project having joypad buttons assigned to inputs.

### Minimal reproduction project

[conv_test.zip](https://github.com/godotengine/godot/files/11525027/conv_test.zip)

bool valid = true;
	Vector<String> names = Vector<String>();
	for (unsigned int current_index = 0; p_array[current_index][0]; current_index++) {
		String name_3_x = p_array[current_index][0];
		String name_4_0 = p_array[current_index][1];
		if (name_3_x != name_3_x.strip_edges()) {
			ERR_PRINT(vformat("Invalid Entry \"%s\" contains leading or trailing spaces.", name_3_x));
			valid = false;
		}
		if (names.has(name_3_x)) {
			ERR_PRINT(vformat("Found duplicated entry, pair ( -> %s , %s)", name_3_x, name_4_0));
			valid = false;
		}
		names.append(name_3_x);
		if (name_4_0 != name_4_0.strip_edges()) {
			ERR_PRINT(vformat("Invalid Entry \"%s\" contains leading or trailing spaces.", name_3_x));
			valid = false;
		}
		if (names.has(name_4_0)) {
			ERR_PRINT(vformat("Found duplicated entry, pair ( -> %s , %s)", name_3_x, name_4_0));
			valid = false;
		}
		if (!p_ignore_4_0_name) {
			names.append(name_4_0);
		}
	}
	return valid;
};
Vector<String> ProjectConverter3To4::parse_arguments(const String &line) {