Bump com.fasterxml.jackson.core:jackson-core in /java/bench/spark

Bumps [com.fasterxml.jackson.core:jackson-core](https://github.com/FasterXML/jackson-core) from 2.18.2 to 2.18.6.
- [Commits](FasterXML/jackson-core@jackson-core-2.18.2...jackson-core-2.18.6)

---
updated-dependencies:
- dependency-name: com.fasterxml.jackson.core:jackson-core
  dependency-version: 2.18.6
  dependency-type: direct:production
...

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

Author: dependabot[bot]

java/bench/spark/pom.xml

@@ -37,7 +37,7 @@
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 
     <!-- Spark Jackson version may not be same as ORC -->
-    <spark.jackson.version>2.18.2</spark.jackson.version>
+    <spark.jackson.version>2.18.6</spark.jackson.version>
   </properties>
 
   <dependencies>