fix AWS_Polly TTS max_chars

previously aws TTS did not read out comments correctly and only made weird sounds with super short mp3s. This fixes the problem and allows the full comment to be read.

TTS/aws_polly.py

@@ -26,7 +26,7 @@ voices = [
 
 class AWSPolly:
     def __init__(self):
-        self.max_chars = 0
+        self.max_chars = 100000
         self.voices = voices
 
     def run(self, text, filepath, random_voice: bool = False):