Update plugin pluginPublishing to v1.0.0 (#5010)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

gradle/libs.versions.toml

@@ -45,5 +45,5 @@ contester-driver = { module = "io.github.davidburstrom.contester:contester-drive
 binaryCompatibilityValidator = { id = "org.jetbrains.kotlinx.binary-compatibility-validator", version = "0.10.1" }
 dokka = { id = "org.jetbrains.dokka", version.ref = "dokka" }
 gradleVersions = { id = "com.github.ben-manes.versions", version = "0.42.0" }
-pluginPublishing = { id = "com.gradle.plugin-publish", version = "1.0.0-rc-3" }
+pluginPublishing = { id = "com.gradle.plugin-publish", version = "1.0.0" }
 shadow = { id = "com.github.johnrengelman.shadow", version = "7.1.2" }