Remove unnecessary "throws" declarations

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Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=201058582

javatests/google/registry/flows/EppCommitLogsTest.java

@@ -60,7 +60,7 @@ public class EppCommitLogsTest extends ShardableTestCase {
   private EppLoader eppLoader;
 
   @Before
-  public void init() throws Exception {
+  public void init() {
     createTld("tld");
     inject.setStaticField(Ofy.class, "clock", clock);
   }