minor fix for DeleteOrganizationRequestTest to test appropriate builder

Author: SaifuddinMerchant

cloudfoundry-client/src/test/java/org/cloudfoundry/client/v3/organizations/DeleteOrganizationRequestTest.java

@@ -27,12 +27,12 @@ void noOrganizationId() {
         assertThrows(
                 IllegalStateException.class,
                 () -> {
-                    GetOrganizationRequest.builder().build();
+                    DeleteOrganizationRequest.builder().build();
                 });
     }
 
     @Test
     void valid() {
-        GetOrganizationRequest.builder().organizationId("test-id").build();
+        DeleteOrganizationRequest.builder().organizationId("test-id").build();
     }
 }