[MIRROR] Grammar fixes to atom descriptions (#3165)

* Grammar fixes to atom descriptions

* compile errors

code/modules/clothing/spacesuits/chronosuit.dm

@@ -20,7 +20,7 @@
 
 /obj/item/clothing/suit/space/chronos
 	name = "Chronosuit"
-	desc = "An advanced spacesuit equipped with time-bluespace teleportation and anti-compression technology"
+	desc = "An advanced spacesuit equipped with time-bluespace teleportation and anti-compression technology."
 	icon_state = "chronosuit"
 	item_state = "chronosuit"
 	actions_types = list(/datum/action/item_action/toggle)

code/modules/clothing/spacesuits/hardsuit.dm

@@ -475,7 +475,7 @@
 	//Head of Security hardsuit
 /obj/item/clothing/head/helmet/space/hardsuit/security/hos
 	name = "head of security's hardsuit helmet"
-	desc = "a special bulky helmet designed for work in a hazardous, low pressure environment. Has an additional layer of armor."
+	desc = "A special bulky helmet designed for work in a hazardous, low pressure environment. Has an additional layer of armor."
 	icon_state = "hardsuit0-hos"
 	item_color = "hos"
 	armor = list(melee = 45, bullet = 25, laser = 30,energy = 10, bomb = 25, bio = 100, rad = 50, fire = 95, acid = 95)
@@ -720,7 +720,7 @@
 ///SWAT version
 /obj/item/clothing/suit/space/hardsuit/shielded/swat
 	name = "death commando spacesuit"
-	desc = "an advanced hardsuit favored by commandos for use in special operations."
+	desc = "An advanced hardsuit favored by commandos for use in special operations."
 	icon_state = "deathsquad"
 	item_state = "swat_suit"
 	item_color = "syndi"

code/modules/clothing/spacesuits/miscellaneous.dm

@@ -157,7 +157,7 @@ Contains:
 	//Emergency Response Team suits
 /obj/item/clothing/head/helmet/space/hardsuit/ert
 	name = "emergency response unit helmet"
-	desc = "Standard issue command helmet for the ERT"
+	desc = "Standard issue command helmet for the ERT."
 	icon_state = "hardsuit0-ert_commander"
 	item_state = "hardsuit0-ert_commander"
 	item_color = "ert_commander"