Update uuid to avoid possible race condition

file naming on short sentences could possibly have a race condition. set uuid as opposed to timestamp to avoid this outcome.

script.py

@@ -618,11 +618,10 @@ def output_modifier(string, state):
 
 
 def get_output_filename(state):
-     # Check if character name exists and if not, just call it TTSOUT_
     if "character_menu" in state:
-        return Path(f'{params["output_folder_wav"]}/{state["character_menu"]}_{int(time.time())}.wav').as_posix()
+        return Path(f'{params["output_folder_wav"]}/{state["character_menu"]}_{str(uuid.uuid4())[:8]}.wav').as_posix()
     else:
-        return Path(f'{params["output_folder_wav"]}/TTSOUT_{int(time.time())}.wav').as_posix()
+        return Path(f'{params["output_folder_wav"]}/TTSOUT_{str(uuid.uuid4())[:8]}.wav').as_posix()
 
 
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