Update version in setup.py

Author: sentrivana

setup.py

@@ -21,7 +21,7 @@ def get_file_text(file_name):
 
 setup(
     name="sentry-sdk",
-    version="3.0.0",
+    version="2.27.0",
     author="Sentry Team and Contributors",
     author_email="[email protected]",
     url="https://github.com/getsentry/sentry-python",