Updated release notes for v0.2.1

Signed-off-by: Maroun Touma <touma@us.ibm.com>

release-notes.md

@@ -1,5 +1,41 @@
 # Data Prep Kit Release notes
 
+## Release 0.2.1 - 9/24/2024
+
+### General 
+1. Bug fixes across the repo
+1. Added AI Alliance RAG demo, tutorials and notebooks and tips for running on google colab
+1. Added new transforms and single package for transforms published to pypi
+1. improved CI/CD with targeted workflow triggered on specific changes to specific modules
+1. New enhancements for cutting a release
+
+
+### data-prep-toolkit libraries (python, ray, spark) 
+
+1. Restructure the repository to distinguish/separate runtime libraries
+1. Split data-processing-lib/ray into python and ray
+1. Spark runtime
+1. updated pyarrow version
+1. define required transform() method as abstract to AbstractTableTransform
+1. Enables configuration of makefile to use src or pypi for data-prep-kit library dependencies 
+
+
+### KFP Workloads 
+
+1. Update kfp image version 
+1. Enable kfp in GH action for testing randomly selected workflow and prevent kfp test for transforms that do not support it
+1. Auto generate kfp pipelines
+1. Combine the common KFP support code in a shared library
+1. Update K8s cluster deployment and remove creation of clusterrolebinding in kubeflow installation
+
+
+### Transforms
+
+1. Added 7 new transdforms including: language identification, profiler, repo level ordering, doc quality, pdf2parquet, HTML2Parquet and PII Transform
+1. Added ededup python implementation and incremental ededup 
+1. Added fuzzy floating point comparison
+
+
 ## Release 0.2.0 - 6/27/2024
 
 ### General