### 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)

line = reg_container.keyword_csharp_remotesync.sub(line, "[RPC(MultiplayerAPI.RPCMode.AnyPeer, CallLocal = true)]", true);
			if (old != line) {
				found_renames.append(line_formatter(current_line, "[RemoteSync]", "[RPC(MultiplayerAPI.RPCMode.AnyPeer, CallLocal = true)]", line));
			}
			old = line;
			line = reg_container.keyword_csharp_puppet.sub(line, "[RPC]", true);
			if (old != line) {
				found_renames.append(line_formatter(current_line, "[Puppet]", "[RPC]", line));
			}
			old = line;
			line = reg_container.keyword_csharp_puppetsync.sub(line, "[RPC(CallLocal = true)]", true);
			if (old != line) {
				found_renames.append(line_formatter(current_line, "[PuppetSync]", "[RPC(CallLocal = true)]", line));
			}
			old = line;
			line = reg_container.keyword_csharp_master.sub(line, "[RPC]", true);
			if (old != line) {
				found_renames.append(line_formatter(current_line, "[Master]", "[RPC]", line));
			}
			old = line;
			line = reg_container.keyword_csharp_mastersync.sub(line, "[RPC(CallLocal = true)]", true);
			if (old != line) {
				found_renames.append(line_formatter(current_line, "[MasterSync]", "[RPC(CallLocal = true)]", line));
			}
		}
		current_line++;
	}
	return found_renames;
}
_FORCE_INLINE_ static String builtin_escape(const String &p_str, bool p_builtin) {