Standerdizing currency symbols Part 2 (#94259)

## About The Pull Request
Converts almost all non-constant, non-tgui usages of all variantions of
"credit" and "cr"

Everything seems in order, tested most the currencies.
<img width="905" height="119" alt="image"
src="https://github.com/user-attachments/assets/3fa005a7-a114-426c-9646-b81f68bc2dec"
/>
<img width="255" height="128" alt="image"
src="https://github.com/user-attachments/assets/14c83b54-4fd9-4bee-838f-5b1c03939d9a"
/>


## Why It's Good For The Game
Same justification as https://github.com/tgstation/tgstation/pull/94128
Just easier to mantain/adjust the grammer/names of our money
## Changelog
🆑
spellcheck: minor cleanup on some usecases of "credits"
/🆑

code/modules/shuttle/misc/special.dm

@@ -384,7 +384,7 @@
 		for(var/obj/I in counted_money)
 			qdel(I)
 		if(!check_times[AM] || check_times[AM] < world.time) //Let's not spam the message
-			to_chat(AM, span_notice("[payees[AM]] cr received. You need [threshold-payees[AM]] cr more."))
+			to_chat(AM, span_notice("[payees[AM]] [MONEY_SYMBOL] received. You need [threshold-payees[AM]] [MONEY_SYMBOL] more."))
 			check_times[AM] = world.time + LUXURY_MESSAGE_COOLDOWN
 		alarm_beep()
 		return ..()