Fixing common spelling mistakes part 3 (#20870)

* Fixing common spelling mistakes part 3

* collectable

* another collectable

* part 3.2

* "</span>."

* A bunch more fixes

code/game/objects/structures/barsign.dm

@@ -1,6 +1,6 @@
 /obj/structure/sign/barsign // All Signs are 64 by 32 pixels, they take two tiles
 	name = "Bar Sign"
-	desc = "A bar sign with no writing on it"
+	desc = "A bar sign with no writing on it."
 	icon = 'icons/obj/barsigns.dmi'
 	icon_state = "empty"
 	req_access = list(ACCESS_BAR)
@@ -204,7 +204,7 @@
 /datum/barsign/slipperyshots
 	name = "Slippery Shots"
 	icon = "slipperyshots"
-	desc = "Slippery slope to drunkeness with our shots!"
+	desc = "Slippery slope to drunkenness with our shots!"
 
 /datum/barsign/thegreytide
 	name = "The Grey Tide"

code/game/objects/structures/false_walls.dm

@@ -263,7 +263,7 @@
 
 /obj/structure/falsewall/plasma
 	name = "plasma wall"
-	desc = "A wall with plasma plating. This is definately a bad idea."
+	desc = "A wall with plasma plating. This is definitely a bad idea."
 	icon = 'icons/turf/walls/plasma_wall.dmi'
 	icon_state = "plasma_wall-0"
 	base_icon_state = "plasma_wall"

code/game/objects/structures/flora.dm

@@ -293,7 +293,7 @@
 //and now these defines
 /obj/structure/flora/rock
 	name = "rock"
-	desc = "a rock"
+	desc = "A rock."
 	icon_state = "rock1"
 	icon = 'icons/obj/flora/rocks.dmi'
 	resistance_flags = FIRE_PROOF
@@ -305,7 +305,7 @@
 
 /obj/structure/flora/rock/pile
 	name = "rocks"
-	desc = "some rocks"
+	desc = "Some rocks."
 	icon_state = "rockpile1"
 
 /obj/structure/flora/rock/pile/Initialize(mapload)

code/game/objects/structures/signs.dm

@@ -224,12 +224,12 @@
 
 /obj/structure/sign/mech
 	name = "\improper mech painting"
-	desc = "A painting of a mech"
+	desc = "A painting of a mech."
 	icon_state = "mech"
 
 /obj/structure/sign/nuke
 	name = "\improper nuke painting"
-	desc = "A painting of a nuke"
+	desc = "A painting of a nuke."
 	icon_state = "nuke"
 
 /obj/structure/sign/clown