Add .NET links per @alexkeh

Author: cjbj

README.md

@@ -33,6 +33,7 @@ Use these samples to deploy Autonomous Database on cloud providers using APIs. T
 
 You may be interested in other Oracle Database examples:
 * [Examples of applications and tool usage for Oracle Database](https://github.com/oracle-samples/oracle-db-examples/)
+* Oracle .NET [Autonomous Database code examples](https://github.com/oracle/dotnet-db-samples/tree/master/samples/autonomous-db) and [general code examples](https://github.com/oracle/dotnet-db-samples/tree/master/samples)
 * Python [python-oracledb examples](https://github.com/oracle/python-oracledb/tree/main/samples)
 * Node.js [node-oracledb examples](https://github.com/oracle/node-oracledb/tree/main/examples)