Uses constants in more places.
Most of the changes were taken from a PR by @wolfreak99

After about 32+ items, lists can sometimes go off screen. This commit
modifies the text based dropdowns loosely based off the code from the
image dropdowns. I've also added _dropdown_list_vertically to allow text
lists to continue to remain in an up-to-down format and images to remain
in a left-to-right format.

This defines the current limitation of dropdown items.

[ci skip]

Add missing `& MAP_ELEMENT_LARGE_TYPE_MASK`

Fix #4301: Remove leading/trailing whitespace from playername

[ci skip]

Removes memory leak.

Protect vehicle_update_sound against invalid ride type.

It is optimised in release builds, but it will help in debug mode

In particular, the object repository can potentially be deleted before the object manager is deleted. This causes a crash when the object manager is deleted because it requires the object repository within the destructor.

Fix: don't show " (DEBUG)" if DEBUG is set but is 0.