Bump Maven Publish Gradle plugin to 0.31.0

Author: cketti

gradle/libs.versions.toml

@@ -3,4 +3,4 @@ kotlin = "2.1.20"
 
 [plugins]
 kotlin-multiplatform = { id = "org.jetbrains.kotlin.multiplatform", version.ref = "kotlin" }
-vanniktech-maven-publish = "com.vanniktech.maven.publish:0.28.0"
+vanniktech-maven-publish = "com.vanniktech.maven.publish:0.31.0"