Add RWC_Gold_Brooch + RWC_Brooch combo script. Fixes #1022

db/re/item_combo_db.txt

@@ -285,6 +285,7 @@
 2986:2987:18872,{ bonus2 bAddMonsterDropItem,22559,50; }
 2986:18872,{ bonus bBaseAtk,BaseLevel/4; }
 2987:18872,{ bonus bMatk,BaseLevel/4; }
+2997:2999,{ bonus bAtkRate,10; bonus bMatkRate,10; }
 4001:4197,{ bonus bFlee,18; }
 4006:4266,{ bonus bFlee,18; }
 4009:4179,{ bonus bFlee,18; }