[FLINK-34154] Bump org.apache.zookeeper:zookeeper from 3.5.9 to 3.7.2. This closes #72

Bumps org.apache.zookeeper:zookeeper from 3.5.9 to 3.7.2.

---
updated-dependencies:
- dependency-name: org.apache.zookeeper:zookeeper
  dependency-type: direct:development
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

pom.xml

@@ -52,7 +52,7 @@ under the License.
     <properties>
         <flink.version>1.17.0</flink.version>
         <kafka.version>3.4.0</kafka.version>
-        <zookeeper.version>3.5.9</zookeeper.version>
+        <zookeeper.version>3.7.2</zookeeper.version>
         <confluent.version>7.2.2</confluent.version>
 
         <jackson-bom.version>2.15.2</jackson-bom.version>