Build(deps): Bump com.fasterxml.jackson.core:jackson-databind

Bumps [com.fasterxml.jackson.core:jackson-databind](https://github.com/FasterXML/jackson) from 2.15.2 to 2.21.1.
- [Commits](https://github.com/FasterXML/jackson/commits)

---
updated-dependencies:
- dependency-name: com.fasterxml.jackson.core:jackson-databind
  dependency-version: 2.21.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

auth0-api-java/build.gradle

@@ -16,7 +16,7 @@ tasks.withType(Javadoc) {
 
 dependencies {
     // Core dependencies
-    implementation 'com.fasterxml.jackson.core:jackson-databind:2.15.2'
+    implementation 'com.fasterxml.jackson.core:jackson-databind:2.21.1'
     implementation 'org.apache.httpcomponents:httpclient:4.5.14'
 
     // JWT validation dependencies