Update default env file

.env.template

@@ -72,9 +72,9 @@ POSTLANG=""
 VOICE="Matthew" # e.g. en_us_002
 #EXPLANATION sets the voice the TTS uses
 
-TTSCHOICE=""
+TTSCHOICE="Polly"
 #EXPLANATION the backend used for TTS. Without anything specified, the user will be prompted to choose one.
-# IMPORTANT NOTE: if you use translate, you need to set this gtts or set tiktok and use custom voice in your language
+# IMPORTANT NOTE: if you use translate, you need to set this to googletranslate or tiktok and use custom voice in your language
 
 STREAMLABS_VOICE="Joanna"
 #EXPLANATION Sets the voice for the Streamlabs Polly TTS Engine. Check the file for more information on different voices.