Merge pull request #18 from MinecraftModDevelopment/renovate/com.github.johnrengelman.shadow-8.x

Update plugin shadow to v8

Author: KiriCattus

gradle/libs.versions.toml

@@ -1,5 +1,5 @@
 [plugins]
-shadow = { id = "com.github.johnrengelman.shadow", version = "7.1.2" }
+shadow = { id = "com.github.johnrengelman.shadow", version = "8.1.1" }
 licenser = { id = "org.cadixdev.licenser", version = "0.6.1" }
 
 [versions]