Add HarmoKnight metadata

games/harmoknight/game.dat

@@ -0,0 +1,15 @@
+title = "HarmoKnight"
+description = "HarmoKnight is a rhythm platformer developed by Game Freak and published by Nintendo, where players control a young boy named Tempo as he travels through automatically scrolling levels hitting enemies in the rhythm of the music in order to gather notes."
+needs_system_files = false
+needs_shared_font = false
+game_type = "eshop"
+
+[[releases]]
+title = "00040000000C2D00"
+region = "usa"
+release_date = "2013-03-28"
+
+[[releases]]
+title = "00040000000C2E00"
+region = "eur"
+release_date = "2013-04-10"