[MIRROR] Various grammar fixes (#2842)

* Various grammar fixes

* Update mecha_parts.dm

* Update crates.dm

* Update ghost_role_spawners.dm

* Update paper_premade.dm

* Update oldstation.dm

_maps/map_files/generic/CentCom.dmm

@@ -8600,7 +8600,7 @@
 /area/wizard_station)
 "wA" = (
 /obj/structure/destructible/cult/talisman{
-	desc = "A altar dedicated to the Wizard's Federation"
+	desc = "An altar dedicated to the Wizards' Federation"
 	},
 /obj/item/kitchen/knife/ritual,
 /turf/open/floor/engine/cult,
@@ -10418,7 +10418,7 @@
 /area/tdome/tdomeobserve)
 "Bj" = (
 /obj/structure/destructible/cult/forge{
-	desc = "A engine used in powering the wizards ship";
+	desc = "An engine used in powering the wizard's ship";
 	name = "magma engine"
 	},
 /turf/open/floor/engine/cult,

_maps/shuttles/emergency_wabbajack.dmm

@@ -288,7 +288,7 @@
 /area/shuttle/escape)
 "ba" = (
 /obj/structure/destructible/cult/forge{
-	desc = "A engine used in powering the shuttle.";
+	desc = "An engine used in powering the shuttle.";
 	name = "magma engine"
 	},
 /turf/open/floor/plasteel/yellow,
@@ -307,7 +307,7 @@
 /area/shuttle/escape)
 "bd" = (
 /obj/structure/destructible/cult/forge{
-	desc = "A engine used in powering the shuttle.";
+	desc = "An engine used in powering the shuttle.";
 	name = "magma engine"
 	},
 /turf/open/floor/plasteel/whitered,