Add Heizou stats/icon/emoji/collected miscellany/food

Add new weapon
Update mentions of Academia to Akademiya

Author: Tibowl

src/data/emojis.json

@@ -423,6 +423,7 @@
     "Sangonomiya Kokomi": "<:Sangonomiya_Kokomi:929383160108687372>",
     "Sayu": "<:Sayu:929383160775573534>",
     "Shenhe": "<:Shenhe:929383160557477928>",
+    "Shikanoin Heizou": "<:Shikanoin_Heizou:996855596844318772>",
     "Sucrose": "<:Sucrose:929383160721051658>",
     "Tartaglia": "<:Tartaglia:929383160788176906>",
     "Thoma": "<:Thoma:929383160708481024>",