Upgrade Maven dependencies (#5553)

The following source code changes were required:

* Whitespace changes from spotless
* PMD warning suppressions for utility class tests
* PMD warning rename from "BeanMembersShouldSerialize" to
  "NonSerializableClass"
* Declared more class members as final

wpilibj/src/test/java/edu/wpi/first/wpilibj/RobotControllerTest.java

@@ -4,6 +4,7 @@
 
 package edu.wpi.first.wpilibj;
 
+@SuppressWarnings("PMD.TestClassWithoutTestCases")
 class RobotControllerTest extends UtilityClassTest<RobotController> {
   RobotControllerTest() {
     super(RobotController.class);

wpilibj/src/test/java/edu/wpi/first/wpilibj/livewindow/LiveWindowTest.java

@@ -6,6 +6,7 @@ package edu.wpi.first.wpilibj.livewindow;
 
 import edu.wpi.first.wpilibj.UtilityClassTest;
 
+@SuppressWarnings("PMD.TestClassWithoutTestCases")
 class LiveWindowTest extends UtilityClassTest<LiveWindow> {
   LiveWindowTest() {
     super(LiveWindow.class);