Make javadoc <p> style guide compliant

This led to confusion for an open source contributor about how to format
code. We don't want to be like, "do as I say, not as I do."

https://google.github.io/styleguide/javaguide.html#s7.1.2-javadoc-paragraphs
-------------
Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=122589700

java/google/registry/tools/UpdateApplicationStatusCommand.java

@@ -85,8 +85,8 @@ final class UpdateApplicationStatusCommand extends MutatingCommand {
   /**
    * Stages changes to update the status of an application and also enqueue a poll message for the
    * status change, which may contain a PendingActionNotificationResponse if this is a final status.
-   * <p>
-   * This method must be called from within a transaction.
+   *
+   * <p>This method must be called from within a transaction.
    */
   private void updateApplicationStatus(String applicationId) {
     ofy().assertInTransaction();