FLINK-36197 bump curator test

Author: r-sidd

pom.xml

@@ -94,7 +94,7 @@ under the License.
         <hamcrest.version>1.3</hamcrest.version>
 
         <okhttp.version>4.12.0</okhttp.version>
-        <curator-test.version>5.2.0</curator-test.version>
+        <curator-test.version>5.7.0</curator-test.version>
 
         <assertj.version>3.26.3</assertj.version>