Update dependencies reference to Gradle plugin

Author: breedloj

gradle/libs.versions.toml

@@ -31,6 +31,7 @@ node-gradle = "7.0.2"
 telemetryGenerator = "1.0.329"
 testLogger = "4.0.0"
 testRetry = "1.5.10"
+shadow = "9.2.2"
 # test-only; platform provides slf4j transitively at runtime
 slf4j = "2.0.16"
 sshd = "2.13.2"
@@ -128,5 +129,6 @@ mockito = ["mockito-core", "mockito-junit-jupiter", "mockito-kotlin"]
 sshd = ["sshd-core", "sshd-scp", "sshd-sftp"]
 
 [plugins]
+gradleup-shadow = { id = "com.gradleup.shadow", version.ref = "shadow" }
 kotlin-jvm = { id = "org.jetbrains.kotlin.jvm", version.ref = "kotlin" }
 node-gradle = { id = "com.github.node-gradle.node", version.ref = "node-gradle" }

plugins/core/build.gradle.kts

@@ -4,8 +4,7 @@
 plugins {
     id("toolkit-jvm-conventions")
     id("toolkit-testing")
-    id("com.gradleup.shadow") version "9.2.2"
-    java
+    alias(libs.plugins.gradleup.shadow)
 }
 
 dependencies {