Merge pull request #272 from MinecraftModDevelopment/renovate/checkstyle-10.x

Update dependency checkstyle to v10

Author: KiriCattus

build.gradle

@@ -286,7 +286,7 @@ flyway {
 
 checkstyle {
   ignoreFailures = true
-  toolVersion = '9.1'
+  toolVersion = '10.12.2'
   showViolations = false
 }