Update dependency com.gradleup.shadow:shadow-gradle-plugin to v9.6.1

Author: renovate[bot]

gradle/libs.versions.toml

@@ -53,7 +53,7 @@ junit = "6.1.2"
 pluginyml = "0.6.0"
 mod-publish-plugin = "2.2.0"
 grgit = "5.3.3"
-shadow = "9.5.1"
+shadow = "9.6.1"
 paperweight = "2.0.0-SNAPSHOT"
 codecov = "0.3.0"
 jqwik = "1.10.1"