Removes unused obj flags and fixes overlapping flags

Removes ONESIZEFITSALL and NOSHIELD, which were unused.

code/modules/clothing/spacesuits/miscellaneous.dm

@@ -67,7 +67,7 @@
 	icon_state = "santa"
 	item_state = "santa"
 	slowdown = 0
-	flags = ONESIZEFITSALL | STOPPRESSUREDAMAGE
+	flags = STOPPRESSUREDAMAGE
 	allowed = list(/obj/item) //for stuffing exta special presents
 
 //Space pirate outfit

code/modules/clothing/suits/armor.dm

@@ -17,7 +17,6 @@
 	icon_state = "armor"
 	item_state = "armor"
 	blood_overlay_type = "armor"
-	flags = ONESIZEFITSALL
 	armor = list(melee = 50, bullet = 15, laser = 50, energy = 10, bomb = 25, bio = 0, rad = 0)
 
 /obj/item/clothing/suit/armor/vest/security
@@ -98,7 +97,6 @@
 	icon_state = "detective-armor"
 	item_state = "armor"
 	blood_overlay_type = "armor"
-	flags = ONESIZEFITSALL
 	body_parts_covered = UPPER_TORSO|LOWER_TORSO
 	armor = list(melee = 50, bullet = 15, laser = 50, energy = 10, bomb = 25, bio = 0, rad = 0)
 

code/modules/holodeck/HolodeckObjects.dm

@@ -240,7 +240,7 @@
 	throw_range = 5
 	throwforce = 0
 	w_class = 2.0
-	flags = NOSHIELD | NOBLOODY
+	flags = NOBLOODY
 	var/active = 0
 	var/item_color