Prepare for release

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

Author: bigdaz

release/changes.md

@@ -1,3 +1,4 @@
-- Updated dependency versions
-- Bumped Gradle wrapper to 8.14.4
-- Test plugin with Gradle 9.x
+- Updated dependency versions (Jackson 2.18.8, Shadow 9.4.3)
+- Dropped the jackson-module-kotlin dependency
+- Fixed dependency vulnerabilities in the buildscript classpath
+- Verified and documented compatibility with Gradle 9.x (through 9.4.1)

release/version.txt

@@ -1 +1 @@
-1.4.1
+1.4.2