[build] Upgrade Gradle plugins (#8166)

I upgraded all plugins I could see except org.ysb33r.doxygen. 2.0 made
breaking changes, and I couldn't figure out how to migrate.

Most of the changes are for suppressing new linter purification rites.

cameraserver/src/main/java/edu/wpi/first/vision/VisionPipeline.java

@@ -13,6 +13,7 @@ import org.opencv.core.Mat;
  * @see VisionRunner
  * @see VisionThread
  */
+@FunctionalInterface
 public interface VisionPipeline {
   /**
    * Processes the image input and sets the result objects. Implementations should make these