[MC-182383] Blackstone walls use blackstone side texture on the top face

Similar to sandstone walls (MC-137957), the top face of blackstone walls has the side texture instead of the top texture.

Linked issues

Avoma 2020-11-24T19:07:09Z

Can confirm for 20w46a.

Avoma 2021-01-13T13:18:57Z

Can confirm in 20w51a.

Avoma 2021-01-20T17:11:36Z

Can confirm in 21w03a.

Avoma 2021-02-03T19:33:04Z

Can confirm in 21w05a.

Avoma 2021-02-05T09:47:49Z

Can confirm in 21w05b.

8 more comments

Avoma 2022-09-19T09:50:52Z

Can confirm in 1.19.2.

batbrain1998 2023-02-18T21:55:44Z

Can confirm in 23w07a.

AMGAMES04 2023-04-09T08:32:32Z

Can confirm in 23w14a

batbrain1998 2024-04-17T15:19:57Z

Can confirm in 1.20.5 pre4.

batbrain1998 2024-04-23T20:47:21Z

Can confirm in 1.20.5.