chore: bump version to v0.3 (#37)

Signed-off-by: Avik Basu <avikbasu93@gmail.com>

Author: ab93

pyproject.toml

@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "pynumaflow"
-version = "0.2.6"
+version = "0.3.0"
 description = "Provides the interfaces of writing Python User Defined Functions and Sinks for NumaFlow."
 authors = ["NumaFlow Developers"]
 readme = "README.md"