/obj/item/stack/sheet/mineral/sandstone/thirty does not work for donate mineral

[red031000]

Round ID:

5511

Testmerges:

#2053: 'Allows subjects of the dominion to speak to eachother' by Pontenerd at commit dd273151ea #2094: '[PORT] Flavor Texts/Flavour Text' by Bobbanz1 at commit 289853d343 #2211: 'You got mail!' by bluewasabi24 at commit 42126856e8 #2225: 'Atlas fixes' by Pontenerd at commit e6b66a4735 #2221: '[PORT] Fixes Emissives, aswell as adds an atomized version of update_appearance' by Bobbanz1 at commit bc073f479f #2229: 'Fixes the manuals to make them send you to the correct page on the Wiki' by Bobbanz1 at commit 0254cfe7d3 #2227: 'Adds multiz trunks to pipe dispensers' by benbot16 at commit 0852a03fb4 #2236: 'Broadsides are Dead, Long Live Broadsides' by BetaCentari at commit a5a49a1c24 #2240: 'The Return of PointyBoi: Point Harder (Finding Waldo Edition)' by Bobbanz1 at commit 7ba4b9673d #2234: 'Make turnstiles shock when broken and make them repairable' by Kenionatus at commit b673bb82f0 #2233: 'Fixes border looping for large ships' by Ikalpo at commit c59bb0fd25 #2230: 'Bug fixes and some commenting for Custom Emotes!' by Bobbanz1 at commit 59c6924c12 #2237: 'Medicine/Synthesizer Rebalance' by BetaCentari at commit e02efbef91 #2239: 'Makes the Wiki Uplink work in TGUI ModComp Form!' by Bobbanz1 at commit 91c7695bb7 #2210: 'makes all food forkable' by Pontenerd at commit 8d3a076a35 #2132: 'DLV Serendipity' by BetaCentari at commit a986e43342

Reproduction:

delivery mission: roll donate 50u of standstone bricks according to the gamemode controller, the objective wants 50u of /obj/item/stack/sheet/mineral/sandstone, and will not accept /obj/item/stack/sheet/mineral/sandstone/thirty, depsite that being what cargo delivers, and despite there being 50u of it in the stack