Bump json-unit-version from 5.1.0 to 5.1.1 (#1261)

Author: dependabot[bot]

gradle/libs.versions.toml

@@ -15,7 +15,7 @@ assertj-core-version = "3.27.7"
 assertj-db-version = "3.0.2"
 mockito-version = "5.22.0"
 awaitility-version = "4.3.0"
-json-unit-version = "5.1.0"
+json-unit-version = "5.1.1"
 kitteh-irc-version = "9.0.0"
 hikari-cp-version = "7.0.2"
 mariadb-version = "3.5.7"