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/model/contact/ContactAddress.java

@@ -20,12 +20,13 @@ import google.registry.model.eppcommon.Address;
 
 /**
  * EPP Contact Address
- * <p>
- * This class is embedded inside the {@link PostalInfo} of an EPP contact to hold its address. The
- * fields are all defined in parent class {@link Address}, but the subclass is still necessary to
- * pick up the contact namespace.
- * <p>
- * This does not implement {@code Overlayable} because it is intended to be bulk replaced on update.
+ *
+ * <p>This class is embedded inside the {@link PostalInfo} of an EPP contact to hold its
+ * address. The fields are all defined in parent class {@link Address}, but the subclass is still
+ * necessary to pick up the contact namespace.
+ *
+ * <p>This does not implement {@code Overlayable} because it is intended to be bulk replaced on
+ * update.
  *
  * @see PostalInfo
  */

java/google/registry/model/contact/ContactCommand.java

@@ -120,10 +120,10 @@ public class ContactCommand {
       implements SingleResourceCommand, ResourceCreateOrChange<ContactResource.Builder> {
     /**
      * Unique identifier for this contact.
-     * <p>
-     * This is only unique in the sense that for any given lifetime specified as the time range from
-     * (creationTime, deletionTime) there can only be one contact in the datastore with this id.
-     * However, there can be many contacts with the same id and non-overlapping lifetimes.
+     *
+     * <p>This is only unique in the sense that for any given lifetime specified as the time range
+     * from (creationTime, deletionTime) there can only be one contact in the datastore with this
+     * id.  However, there can be many contacts with the same id and non-overlapping lifetimes.
      */
     @XmlElement(name = "id")
     String contactId;

java/google/registry/model/contact/ContactPhoneNumber.java

@@ -20,10 +20,10 @@ import google.registry.model.eppcommon.PhoneNumber;
 
 /**
  * EPP Contact Phone Number
- * <p>
- * This class is embedded inside a {@link ContactResource} hold the phone number of an EPP contact.
- * The fields are all defined in the parent class {@link PhoneNumber}, but the subclass is still
- * necessary to pick up the contact namespace.
+ *
+ * <p>This class is embedded inside a {@link ContactResource} hold the phone number of an EPP
+ * contact.  The fields are all defined in the parent class {@link PhoneNumber}, but the subclass is
+ * still necessary to pick up the contact namespace.
  *
  * @see ContactResource
  */

java/google/registry/model/contact/ContactResource.java

@@ -69,9 +69,9 @@ public class ContactResource extends EppResource implements ForeignKeyedEppResou
 
   /**
    * Unique identifier for this contact.
-   * <p>
-   * This is only unique in the sense that for any given lifetime specified as the time range from
-   * (creationTime, deletionTime) there can only be one contact in the datastore with this id.
+   *
+   * <p>This is only unique in the sense that for any given lifetime specified as the time range
+   * from (creationTime, deletionTime) there can only be one contact in the datastore with this id.
    * However, there can be many contacts with the same id and non-overlapping lifetimes.
    */
   @XmlTransient
@@ -153,8 +153,8 @@ public class ContactResource extends EppResource implements ForeignKeyedEppResou
 
   /**
    * Postal info for the contact.
-   * <p>
-   * The XML marshalling expects the {@link PostalInfo} objects in a list, but we can't actually
+   *
+   * <p>The XML marshalling expects the {@link PostalInfo} objects in a list, but we can't actually
    * persist them to datastore that way because Objectify can't handle collections of embedded
    * objects that themselves contain collections, and there's a list of streets inside. This method
    * transforms the persisted format to the XML format for marshalling.