Replace pom.xml link with build.gradle

Author: nitzanj

README.md

@@ -39,7 +39,7 @@ The cloudinary_java library is available in [Maven Central](https://repo1.maven.
 ```
 
 Alternatively, download cloudinary_java from [here](https://repo1.maven.org/maven2/com/cloudinary/cloudinary-core/1.17.0/cloudinary-core-1.17.0.jar) and [here](https://repo1.maven.org/maven2/com/cloudinary/cloudinary-http44/1.17.0/cloudinary-http44-1.17.0.jar)
-and see [pom.xml](https://github.com/cloudinary/cloudinary_java/blob/master/cloudinary-http44/pom.xml) for library dependencies.
+and see [build.gradle](https://github.com/cloudinary/cloudinary_java/blob/master/cloudinary-http44/build.gradle) for library dependencies.
 
 ## Try it right away