Remove unnecessary "throws" declarations

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

javatests/google/registry/tools/CreatePremiumListCommandTest.java

@@ -100,7 +100,7 @@ public class CreatePremiumListCommandTest<C extends CreatePremiumListCommand>
   }
 
   @Test
-  public void testRun_noInputFileSpecified_throwsException() throws Exception  {
+  public void testRun_noInputFileSpecified_throwsException() {
     ParameterException thrown = assertThrows(ParameterException.class, this::runCommand);
     assertThat(thrown).hasMessageThat().contains("The following option is required");
   }