Merge pull request #287 from openapi-processor/dependabot/gradle/checker-4.2.3

build(deps): bump checker from 4.2.2 to 4.2.3

Author: hauner

gradle/libs.versions.toml

@@ -1,7 +1,7 @@
 [versions]
 openapiparser = "2026.3-SNAPSHOT"
 
-checker = "4.2.2"
+checker = "4.2.3"
 
 [libraries]
 checker = { module = "org.checkerframework:checker", version.ref = "checker" }