build(deps): bump org.apache.zookeeper:zookeeper from 3.9.4 to 3.9.5 in /test/java/spark (#8580)

* build(deps): bump org.apache.zookeeper:zookeeper in /test/java/spark

Bumps org.apache.zookeeper:zookeeper from 3.9.4 to 3.9.5.

---
updated-dependencies:
- dependency-name: org.apache.zookeeper:zookeeper
  dependency-version: 3.9.5
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

* fix: use go-version-file instead of hardcoded Go version in CI workflows

The hardcoded go-version '1.24' is too old for go.mod which requires
go >= 1.25.0, causing build failures in Spark integration tests.

---------

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Chris Lu <chris.lu@gmail.com>

test/java/spark/pom.xml

@@ -123,7 +123,7 @@
             <dependency>
                 <groupId>org.apache.zookeeper</groupId>
                 <artifactId>zookeeper</artifactId>
-                <version>3.9.4</version>
+                <version>3.9.5</version>
             </dependency>
 
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