chore: update .env.example

SETINGS -> SETTINGS

Author: eltociear

.env.example

@@ -4,7 +4,7 @@ DISCORD_API_TOKEN= # Bot token
 OPENAI_API_KEY=sk-* # OpenAI API key, starting with sk-
 ELEVENLABS_XI_API_KEY= # API key from elevenlabs
 
-# ELEVENLABS SETINGS
+# ELEVENLABS SETTINGS
 ELEVENLABS_MODEL_ID=eleven_multilingual_v2
 ELEVENLABS_VOICE_ID=21m00Tcm4TlvDq8ikWAM
 ELEVENLABS_VOICE_STABILITY=0.5