Upgraded to Tomcat March '26 release (#761)

The upgrade encompasses three Tomcat versions across different release lines:
- Tomcat 9.0.116 (from the 9.0 line)
- Tomcat 10.1.53 (from the 10.1 line)
- Tomcat 11.0.20 (from the 11.0 line, designated as the new default)

Author: StefanPenndorf

src/main/scala/io/sdkman/changelogs/TomcatMigration.scala

@@ -388,4 +388,28 @@ class TomcatMigration {
     setCandidateDefault("tomcat", "11.0.18")
   }
 
+  @ChangeSet(
+    order = "027",
+    id = "027-update_tomcat_versions",
+    author = "stefanpenndorf"
+  )
+  def migration027(implicit db: MongoDatabase): Document = {
+    List(
+      "9"  -> "9.0.116",
+      "10" -> "10.1.53",
+      "11" -> "11.0.20"
+    ).map {
+        case (series: String, version: String) =>
+          Version(
+            candidate = "tomcat",
+            version = version,
+            url =
+              s"https://archive.apache.org/dist/tomcat/tomcat-$series/v$version/bin/apache-tomcat-$version.zip"
+          )
+      }
+      .validate()
+      .insert()
+    setCandidateDefault("tomcat", "11.0.20")
+  }
+
 }