Bump com.github.davidmc24.gradle.plugin.avro from 1.3.0 to 1.4.0

Bumps [com.github.davidmc24.gradle.plugin.avro](https://github.com/davidmc24/gradle-avro-plugin) from 1.3.0 to 1.4.0.
- [Release notes](https://github.com/davidmc24/gradle-avro-plugin/releases)
- [Changelog](https://github.com/davidmc24/gradle-avro-plugin/blob/master/CHANGES.md)
- [Commits](davidmc24/gradle-avro-plugin@1.3.0...1.4.0)

---
updated-dependencies:
- dependency-name: com.github.davidmc24.gradle.plugin.avro
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

contract/build.gradle

@@ -24,7 +24,7 @@ plugins {
     id "java"
     id "idea"
     id "org.openapi.generator" version "6.0.1"
-    id "com.github.davidmc24.gradle.plugin.avro" version "1.3.0"
+    id "com.github.davidmc24.gradle.plugin.avro" version "1.4.0"
     id 'com.google.protobuf' version '0.8.19'
 }