Carried floor signs cannot be placed on walls, and vice versa

[ChloeDawn]

Expected Behavior

Placing a carried sign should allow placing on the floor or a wall like regular sign placement

Actual Behavior

A sign previously placed on the floor can only be placed on the floor when carrying, and vice versa

Steps to Reproduce

Place a sign on the floor, carry it, attempt to place it on a wall

Version of Minecraft, Carry On, Forge

Minecraft version: 1.16.5 Carry On version: 1.15.3.13 Forge version: 36.1.4

[Tschipp]

related to #287