Bump jackson.version from 2.19.2 to 2.20.0 (closes #228)

Bumps `jackson.version` from 2.19.2 to 2.20.0.

Updates `com.fasterxml.jackson.jaxrs:jackson-jaxrs-json-provider` from 2.19.2 to 2.20.0

Updates `com.fasterxml.jackson.core:jackson-databind` from 2.19.2 to 2.20.0
- [Commits](https://github.com/FasterXML/jackson/commits)

Updates `com.fasterxml.jackson.core:jackson-annotations` from 2.19.2 to 2.20.0

Updates `com.fasterxml.jackson.core:jackson-core` from 2.19.2 to 2.20.0
- [Commits](https://github.com/FasterXML/jackson-core/compare/jackson-core-2.19.2...jackson-core-2.20.0)

---
updated-dependencies:
- dependency-name: com.fasterxml.jackson.jaxrs:jackson-jaxrs-json-provider
  dependency-version: 2.20.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: com.fasterxml.jackson.core:jackson-databind
  dependency-version: 2.20.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: com.fasterxml.jackson.core:jackson-annotations
  dependency-version: 2.20.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: com.fasterxml.jackson.core:jackson-core
  dependency-version: 2.20.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Change-Id: Ic0181941817c6b5f580d826a22c1b97c96924409
Signed-off-by: dependabot[bot] <support@github.com>
diff --git a/pom.xml b/pom.xml
index 770b597..df122d6 100644
--- a/pom.xml
+++ b/pom.xml
@@ -62,8 +62,8 @@
     <java.version>21</java.version>
     <jersey.version>4.0.0</jersey.version>
     <log4j.version>2.25.2</log4j.version>
-    <jackson.version>2.18.1</jackson.version>
-    <jackson.version>2.19.2</jackson.version>
+    <jackson.version>2.20.1</jackson.version>
+    <jackson.mainversion>2.20</jackson.mainversion>
     <lucene.version>5.0.0</lucene.version>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
   </properties>
@@ -193,7 +193,7 @@
     <dependency>
       <groupId>com.fasterxml.jackson.core</groupId>
       <artifactId>jackson-annotations</artifactId>
-      <version>${jackson.version}</version>
+      <version>${jackson.mainversion}</version>
     </dependency>
     <dependency>
       <groupId>com.fasterxml.jackson.core</groupId>