Removes duplicate examine proc in polaroid code and fixes a missing space in BR examine (#90028)

## About The Pull Request

Triggered my OCD, polaroids had a duplicate examine override and battle
rifles had a missing space between sentences in examine_more.

## Changelog

🆑
spellcheck: Fixes a missing space in battle rifle's examine text
/🆑

code/modules/photography/camera/camera.dm

@@ -55,6 +55,7 @@
 
 /obj/item/camera/examine(mob/user)
 	. = ..()
+	. += span_notice("It has [pictures_left] photos left.")
 	. += span_notice("Alt-click to change its focusing, allowing you to set how big of an area it will capture.")
 
 /obj/item/camera/proc/adjust_zoom(mob/user)
@@ -101,10 +102,6 @@
 		return TRUE //no afterattack
 	..()
 
-/obj/item/camera/examine(mob/user)
-	. = ..()
-	. += "It has [pictures_left] photos left."
-
 //user can be atom or mob
 /obj/item/camera/proc/can_target(atom/target, mob/user)
 	if(!on || blending || !pictures_left)