Update dependencies (#84)

* Vulnerability Patch

* FixJUnitTest

Author: cdr-chakotay

src/test/java/com/transloadit/sdk/RequestTest.java

@@ -65,7 +65,7 @@ public void get() throws Exception {
         mockServerClient.verify(HttpRequest.request()
                 .withPath("/foo")
                 .withMethod("GET")
-                .withHeader("Transloadit-Client", "java-sdk:0.4.2"));
+                .withHeader("Transloadit-Client", "java-sdk:0.4.3"));
 
     }