trans_del() function
Remove the transition from object's part's property. - Remove the transition from `_lv_obj_style_trans_ll` and free it - Delete pending transitions
Arguments
obj
pointer to an object which transition(s) should be removed
part
a part of object or 0xFF to remove from all parts
prop
a property or 0xFF to remove all properties
tr_limit
delete transitions only "older" than this. `NULL` if not used