Merge pull request #9 from neziw/renovate/checkstyle-10.x

Update dependency checkstyle to v10.18.1

build.gradle.kts

@@ -35,7 +35,7 @@ java {
 }
 
 checkstyle {
-    toolVersion = "10.17.0"
+    toolVersion = "10.18.1"
     maxWarnings = 0
 }