tring to fix coveralls report

Author: mkopylec

build.gradle

@@ -3,7 +3,7 @@ plugins {
     id 'maven-publish'
     id 'jacoco'
     id 'nebula.optional-base' version '3.0.3'
-    id 'com.github.kt3k.coveralls' version '2.3.1'
+    id 'com.github.kt3k.coveralls' version '2.6.3'
     id 'maven'
     id 'signing'
     id 'pl.allegro.tech.build.axion-release' version '1.3.3'