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/flows/domain/DomainTransferApproveFlow.java

@@ -47,8 +47,8 @@ import org.joda.time.DateTime;
 
 /**
  * An EPP flow that approves a pending transfer on a {@link DomainResource}.
- * <p>
- * The logic in this flow, which handles client approvals, very closely parallels the logic in
+ *
+ * <p>The logic in this flow, which handles client approvals, very closely parallels the logic in
  * {@link DomainResource#cloneProjectedAtTime} which handles implicit server approvals.
  *
  * @error {@link google.registry.flows.domain.DomainFlowUtils.NotAuthorizedForTldException}