Record a version of EPP metrics with TLD for domain commands

Also fixes the issue that dry run EPP commands were incorrectly being
reported on.

-------------
Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=171062984

javatests/google/registry/flows/EppLifecycleDomainTest.java

@@ -206,6 +206,8 @@ public class EppLifecycleDomainTest extends EppTestCase {
     assertThat(getRecordedEppMetric())
         .hasClientId("NewRegistrar")
         .and()
+        .hasNoTld()
+        .and()
         .hasCommandName("Login")
         .and()
         .hasStatus(SUCCESS);
@@ -233,6 +235,8 @@ public class EppLifecycleDomainTest extends EppTestCase {
     assertThat(getRecordedEppMetric())
         .hasClientId("NewRegistrar")
         .and()
+        .hasTld("example")
+        .and()
         .hasCommandName("DomainDelete")
         .and()
         .hasEppTarget("fakesite.example")
@@ -353,6 +357,8 @@ public class EppLifecycleDomainTest extends EppTestCase {
         .and()
         .hasEppTarget("rich.example")
         .and()
+        .hasTld("example")
+        .and()
         .hasStatus(SUCCESS);
 
     assertCommandAndResponse("logout.xml", "logout_response.xml");