Update README.md (#1724)

Updated reference to OpenXML-Office library that's built on top of
OpenXML SDK to provide option to create and manipulate office documents.

README.md

@@ -94,6 +94,7 @@ Please see [Open XML SDK](https://learn.microsoft.com/en-us/office/open-xml/open
 - **[Open XML Powertools](https://github.com/EricWhiteDev/Open-Xml-PowerTools)**: This provides example code and guidance for implementing a wide range of Open XML scenarios.
 - **[ClosedXml](https://github.com/closedxml/closedxml)**: This library provides a simplified object model on top of the OpenXml SDK for manipulating and creating Excel documents.
 - **[OfficeIMO](https://github.com/EvotecIT/OfficeIMO)**: This library provides a simplified object model on top of the OpenXml SDK manipulating and creating Word documents.
+- **[OpenXML-Office](https://github.com/DraviaVemal/OpenXML-Office)**: This nuget library provides a simplified object model on top of the OpenXml SDK manipulating and creating PPT and Excel documents.
 - **[Serialize.OpenXml.CodeGen](https://github.com/rmboggs/Serialize.OpenXml.CodeGen)**: This is a tool that converts an OpenXml document into the .NET code required to create it.
 - **[Html2OpenXml](https://github.com/onizet/html2openxml)**: This is a tool that takes HTML and converts it to an OpenXml document.
 - **[DocxToSource](https://github.com/rmboggs/DocxToSource)**: This is a tool designed to be a replacement for the old OpenXML SDK Productivity Tool.