### 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)

if (line.contains("window_minimized")) {
		// 
		line = reg_container.reg_os_set_minimized.sub(line, "get_window().mode = Window.MODE_MINIMIZED if ($1) else Window.MODE_WINDOWED", true);
		// 
		line = reg_container.reg_os_assign_minimized.sub(line, "get_window().mode = Window.MODE_MINIMIZED if ($1) else Window.MODE_WINDOWED", true);
		// 
		line = reg_container.reg_os_is_minimized.sub(line, "(get_window().mode == Window.MODE_MINIMIZED)", true);
	}
	if (line.contains("set_use_vsync")) {
		// 
		line = reg_container.reg_os_set_vsync.sub(line, "DisplayServer.window_set_vsync_mode(DisplayServer.VSYNC_ENABLED if ($1) else DisplayServer.VSYNC_DISABLED)", true);
	}
	if (line.contains("vsync_enabled")) {
		// 
		line = reg_container.reg_os_assign_vsync.sub(line, "DisplayServer.window_set_vsync_mode(DisplayServer.VSYNC_ENABLED if ($1) else DisplayServer.VSYNC_DISABLED)", true);
		// 
		line = reg_container.reg_os_is_vsync.sub(line, "(DisplayServer.window_get_vsync_mode() != DisplayServer.VSYNC_DISABLED)", true);
	}
	if (line.contains("OS.screen_orientation")) { // 
		// 
		line = reg_container.reg_os_assign_screen_orient.sub(line, "$1DisplayServer.screen_set_orientation($2)", true); // 
		line = line.replace("OS.screen_orientation", "DisplayServer.screen_get_orientation()"); // 
	}
	if (line.contains("_window_always_on_top")) {
		// 
		line = reg_container.reg_os_set_always_on_top.sub(line, "get_window().always_on_top = ($1)", true);
		// 
		line = reg_container.reg_os_is_always_on_top.sub(line, "get_window().always_on_top", true);
	}
	if (line.contains("et_borderless_window")) {