samples directory link added

Author: sushant-varanasi

README.md

@@ -36,7 +36,7 @@ Note that these docs are currently in progress.
 
 #### Usage
 
-We have several sample Operators under the samples directory:
+We have several sample Operators under the [samples](samples) directory:
 * *basic*: Minimal Operator implementation which only parses the Custom Resource and prints to stdout.
 Implemented with and without Spring Boot support. The two samples share the common module.
 * *webserver*: More realistic example creating an nginx webserver from a Custom Resource containing html code.