codacy: fix code style issues

src/androidTest/java/com/owncloud/android/authentication/AuthenticatorActivityTest.java

@@ -96,7 +96,7 @@ public class AuthenticatorActivityTest {
     }
 
     @Test
-    public void check_login()
+    public void checkLogin()
         throws InterruptedException, NoSuchFieldException, IllegalArgumentException, IllegalAccessException {
         Bundle arguments = InstrumentationRegistry.getArguments();
 

src/test/java/com/owncloud/android/authentication/AuthenticatorDataUrlTest.java

@@ -166,6 +166,7 @@ public class AuthenticatorDataUrlTest {
                 Assert.fail("Illegal Argument Exception expected!");
             } catch (IllegalArgumentException e) {
                 // all well
+                System.out.println("Expected Illegal Argument Exception caught.");
             }
         }
     }