Add B/W 2 encounters

- Victory Road, Giant Chasm, and Reversal Mountain have unknown area
  names. The others are hopefully accurate.

- Swarms are, again, not present. Neither are Hidden Grove encounters.

pokedex/data/csv/location_area_prose.csv

@@ -610,3 +610,55 @@ location_area_id,local_language_id,name
 653,9,
 654,9,
 655,9,
+656,9,
+657,9,
+658,9,
+659,9,
+660,9,7F
+661,9,unknown area 71
+662,9,unknown area 72
+663,9,unknown area 73
+664,9,unknown area 74
+665,9,unknown area 75
+666,9,unknown area 76
+667,9,unknown area 77
+668,9,unknown area 78
+669,9,unknown area 79
+670,9,unknown area 80
+671,9,
+672,9,unknown area 38
+673,9,outer
+674,9,inner
+675,9,outer
+676,9,inner
+677,9,unknown area 48
+678,9,unknown area 49
+679,9,unknown area 50
+680,9,unknown area 51
+681,9,unknown area 52
+682,9,unknown area 53
+683,9,unknown area 54
+684,9,unknown area 55
+685,9,unknown area 56
+686,9,unknown area 57
+687,9,unknown area 58
+688,9,unknown area 59
+689,9,unknown area 60
+690,9,1F
+691,9,B1F
+692,9,Castelia Sewers entrance
+693,9,Relic Castle entrance
+694,9,PWT entrance
+695,9,
+696,9,
+697,9,
+698,9,
+699,9,
+700,9,1F
+701,9,B1F
+702,9,
+703,9,
+704,9,
+705,9,
+706,9,
+707,9,