Update picocli to v4.7.7

Author: renovate[bot]

gradle/libs.versions.toml

@@ -11,7 +11,7 @@ commons-jexl = "3.2.1"
 logback = "1.5.18"
 maven = "3.8.7"
 openai = "0.14.0"
-picocli = "4.7.0"
+picocli = "4.7.7"
 slf4j = "2.0.6"
 guice = "5.1.0"
 dom4j = "2.1.4"