Update Jetty version to 12.0.18

Signed-off-by: Lachlan Roberts <lachlan.p.roberts@gmail.com>

Author: lachlan-roberts

pom.xml

@@ -65,7 +65,7 @@
     <maven.compiler.target>1.8</maven.compiler.target>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     <jetty.version>9.4.57.v20241219</jetty.version>
-    <jetty12.version>12.0.17</jetty12.version>
+    <jetty12.version>12.0.18</jetty12.version>
     <io.grpc>1.71.0</io.grpc>
     <io.netty>4.1.119.Final</io.netty>
     <slf4j.version>2.0.17</slf4j.version>