Remove spurious parenthesis in URS command output (#2767)

It was making the undo nomulus command look like this:

)nomulus ...

Author: CydeWeys

core/src/main/java/google/registry/tools/UniformRapidSuspensionCommand.java

@@ -251,11 +251,12 @@ protected String postExecute() {
     if (undo) {
       return "";
     }
-    StringBuilder undoBuilder = new StringBuilder("UNDO COMMAND:\n\n)")
-        .append("nomulus -e ")
-        .append(RegistryToolEnvironment.get())
-        .append(" uniform_rapid_suspension --undo --domain_name ")
-        .append(domainName);
+    StringBuilder undoBuilder =
+        new StringBuilder("UNDO COMMAND:\n\n")
+            .append("nomulus -e ")
+            .append(RegistryToolEnvironment.get())
+            .append(" uniform_rapid_suspension --undo --domain_name ")
+            .append(domainName);
     if (!existingNameservers.isEmpty()) {
       undoBuilder.append(" --hosts ").append(Joiner.on(',').join(existingNameservers));
     }