chore: Update version to 0.8.3

Author: Simatwa

setup.py

@@ -54,7 +54,7 @@
 
 setup(
     name="python-tgpt",
-    version="0.8.2",
+    version="0.8.3",
     license="MIT",
     author="Smartwa",
     maintainer="Smartwa",