Cleans up CODEOWNERS and adds myself to it (#3010)

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## About The Pull Request
Organized it and copied TG's formatting of it
Added files i wrote and guns to me
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## Why It's Good For The Game
Im a maint now c:
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## Changelog

:cl:
code: sorted code owner stuff and added me to some files
/:cl:

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.github/CODEOWNERS

@@ -4,22 +4,39 @@
 # In the event that multiple org members are to be informed of changes
 # to the same file or dir, add them to the end under Multiple Owners
 
-# MarkSuckerberg
-/code/controllers/subsystem/shuttle.dm @MarkSuckerberg
-/code/modules/shuttle/ @MarkSuckerberg
-/code/modules/overmap/ @MarkSuckerberg
-
-# Teams
+# TEAMS
 
 # Map Maintainers
 /_maps/ @shiptest-ss13/maptainers
 
 # Sprite Maintainers
 /icons/ @shiptest-ss13/spritetainers
-/whitesands/icons/ @shiptest-ss13/spritetainers
 
 # CI and tool chains
 /tools/ @shiptest-ss13/admins
 
-#SIC SEMPER TYRANNIS
+
+# MAINTAINERS
+
+# FalloutFalcon
+
+/code/game/objects/items/storage/ration.dm @FalloutFalcon
+/code/modules/food_and_drinks/drinks/drinks/breakawayflask.dm @FalloutFalcon
+/code/modules/food_and_drinks/food/ration.dm @FalloutFalcon
+/code/modules/mob/living/simple_animal/hostile/mining_mobs/hivelord.dm @FalloutFalcon
+/code/modules/projectiles @FalloutFalcon
+/code/modules/reagents/chemistry/reagents/trickwine_reagents.dm @FalloutFalcon
+/code/modules/unit_tests/icons @FalloutFalcon
+
+# MarkSuckerberg
+
+/code/controllers/subsystem/shuttle.dm @MarkSuckerberg
+/code/modules/shuttle/ @MarkSuckerberg
+/code/modules/overmap/ @MarkSuckerberg
 /_maps/RandomRuins/LavaRuins/lavaland_surface_sloth.dmm @MarkSuckerberg
+
+
+# CONTRIBUTORS
+
+
+# MULTIPLE OWNERS