[build] Change defaults for Java lints (#4300)

Removes the need to individually suppress the "serial" warning.

hal/src/main/java/edu/wpi/first/hal/util/AllocationException.java

@@ -5,7 +5,6 @@
 package edu.wpi.first.hal.util;
 
 /** Exception indicating that the resource is already allocated. */
-@SuppressWarnings("serial")
 public class AllocationException extends RuntimeException {
   /**
    * Create a new AllocationException.

hal/src/main/java/edu/wpi/first/hal/util/BoundaryException.java

@@ -7,7 +7,6 @@ package edu.wpi.first.hal.util;
 /**
  * This exception represents an error in which a lower limit was set as higher than an upper limit.
  */
-@SuppressWarnings("serial")
 public class BoundaryException extends RuntimeException {
   /**
    * Create a new exception with the given message.

hal/src/main/java/edu/wpi/first/hal/util/CheckedAllocationException.java

@@ -8,7 +8,6 @@ package edu.wpi.first.hal.util;
  * Exception indicating that the resource is already allocated This is meant to be thrown by the
  * resource class.
  */
-@SuppressWarnings("serial")
 public class CheckedAllocationException extends Exception {
   /**
    * Create a new CheckedAllocationException.

hal/src/main/java/edu/wpi/first/hal/util/HalHandleException.java

@@ -5,7 +5,6 @@
 package edu.wpi.first.hal.util;
 
 /** Exception indicating that an error has occurred with a HAL Handle. */
-@SuppressWarnings("serial")
 public class HalHandleException extends RuntimeException {
   /**
    * Create a new HalHandleException.

hal/src/main/java/edu/wpi/first/hal/util/UncleanStatusException.java

@@ -5,7 +5,6 @@
 package edu.wpi.first.hal.util;
 
 /** Exception for bad status codes from the chip object. */
-@SuppressWarnings("serial")
 public final class UncleanStatusException extends IllegalStateException {
   private final int m_statusCode;