Update atsetup.sh

TTS version updated to 0.22.0

atsetup.sh

@@ -302,7 +302,7 @@ install_custom_standalone() {
 	pip install soundfile==0.12.1
     	pip install uvicorn==0.24.0.post1
         pip install transformers>=4.37.1
-    	pip install TTS==0.21.3
+    	pip install TTS==0.22.0
     	pip install fastapi==0.104.1
     	pip install Jinja2==3.1.2
     	pip install requests==2.31.0