Extend fast lift hill cheat and update description

src/localisation/string_ids.h

@@ -1892,7 +1892,7 @@ enum {
 	STR_CHEAT_RENEW_RIDES = 5123,
 	STR_CHEAT_MAKE_DESTRUCTABLE = 5125,
 	STR_CHEAT_FIX_ALL_RIDES = 5132,
-	STR_CHEAT_410_HILL_LIFT = 5137,
+	STR_CHEAT_UNLOCK_OPERATING_LIMITS = 5137,
 	STR_CHEAT_DISABLE_BRAKES_FAILURE = 5140,
 	STR_CHEAT_DISABLE_BREAKDOWNS = 5141,
 	STR_CHEATS_BUTTON_ON_TOOLBAR = 5147,
@@ -2190,6 +2190,8 @@ enum {
 	STR_UNIT_SUFFIX_METRES_PER_SECOND = 5583,
 	STR_SI = 5584,
 
+	STR_CHEAT_UNLOCK_OPERATING_LIMITS_TIP = 5585,
+
 	// Have to include resource strings (from scenarios and objects) for the time being now that language is partially working
 	STR_COUNT = 32768
 };