chore(deps): bump com.fasterxml.jackson:jackson-bom

Bumps [com.fasterxml.jackson:jackson-bom](https://github.com/FasterXML/jackson-bom) from 2.21.0 to 2.21.1.
- [Commits](FasterXML/jackson-bom@jackson-bom-2.21.0...jackson-bom-2.21.1)

---
updated-dependencies:
- dependency-name: com.fasterxml.jackson:jackson-bom
  dependency-version: 2.21.1
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

agentscope-dependencies-bom/pom.xml

@@ -70,7 +70,7 @@
         <opentelemetry.version>1.59.0</opentelemetry.version>
         <okhttp.version>5.3.2</okhttp.version>
         <reactor-bom.version>2025.0.2</reactor-bom.version>
-        <jackson.version>2.21.0</jackson.version>
+        <jackson.version>2.21.1</jackson.version>
         <mockito.version>5.21.0</mockito.version>
         <junit-jupiter.version>6.0.2</junit-jupiter.version>
         <guava.version>33.5.0-jre</guava.version>