Fixes journals, quik-pay and credit symbol use (#21844)

Three for one.

- The ability to write in journals held in ones hand was restored.
- The quik-pay quick-input now works properly.
- The credit symbol use was standardised to use 5电 and inserted into a
few places where it used credit instead.

code/modules/client/preference_setup/other/01_incidents.dm

@@ -78,7 +78,7 @@
 		if (I.fine == 0)
 			dat += "<br>Brig Sentence: [I.getBrigSentence()] <br>"
 		else
-			dat += "Fine: [I.fine] Credits<br>"
+			dat += "Fine: [I.fine]电<br>"
 		dat += "Notes: <br>"
 		if (I.notes != "")
 			dat += nl2br(I.notes)