Use Jetty 12.1.14 from Winstone and Stapler updates (#27506)

bom/pom.xml

@@ -41,7 +41,7 @@ THE SOFTWARE.
     <commons-fileupload2.version>2.0.0-M5</commons-fileupload2.version>
     <groovy.version>2.4.21</groovy.version>
     <jelly.version>1.1-jenkins-20260418</jelly.version>
-    <stapler.version>2119.v8544a_3749d39</stapler.version>
+    <stapler.version>2123.v539a_775c45c3</stapler.version>
   </properties>
 
   <dependencyManagement>

pom.xml

@@ -103,7 +103,7 @@ THE SOFTWARE.
     <!-- Skips node installation, "yarn install" and "yarn build". Only safe when
          war/src/main/webapp/jsbundles is already populated from an earlier build. -->
     <skip.frontend>false</skip.frontend>
-    <winstone.version>8.1050.veb_a_0d2124285</winstone.version>
+    <winstone.version>8.1053.v85e6c1a_3b_278</winstone.version>
     <node.version>24.21.0</node.version>
   </properties>