build(deps): bump org.eclipse.jetty:jetty-server from 12.1.5 to 12.1.6 (#3447)

Bumps org.eclipse.jetty:jetty-server from 12.1.5 to 12.1.6.

---
updated-dependencies:
- dependency-name: org.eclipse.jetty:jetty-server
  dependency-version: 12.1.6
  dependency-type: direct:production
...

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

Author: dependabot[bot]

pom.xml

@@ -108,7 +108,7 @@
     <mssql-jdbc.version>13.2.1.jre11</mssql-jdbc.version>
     <neo4j-driver.version>4.4.18</neo4j-driver.version>
     <okio.version>3.16.4</okio.version>
-    <jetty.version>12.1.5</jetty.version>
+    <jetty.version>12.1.6</jetty.version>
     <!-- Socket factory JARs for Cloud SQL -->
     <mysql-socket-factory.version>1.15.2</mysql-socket-factory.version>
     <postgres-socket-factory.version>1.28.1</postgres-socket-factory.version>