Update data/v2/csv/locations.csv

remove period from mt battle

Co-authored-by: Justin Marquez <37006684+jemarq04@users.noreply.github.com>

Author: notblisy

data/v2/csv/locations.csv

@@ -1086,4 +1086,4 @@ id,region_id,identifier
 1102,11,realgam-tower
 1103,11,agate-village
 1104,11,the-under
-1105,11,mt.-battle
+1105,11,mt-battle