[docs] Fix broken table in Docker usage guide

docs/modules/integrations/pages/docker.adoc

@@ -55,7 +55,7 @@ WARNING: It's advisible to use release versions of VIVIDUS in your project when
 
 The building and publishing process is configured using environment variables or https://docs.gradle.org/current/userguide/build_environment.html#sec:gradle_configuration_properties[project properties], please note the configuration defined using environment variables takes precedence over the configuration defined using project properties.
 
-[cols="2,1,3", options="header"]
+[cols="2,2,1,3", options="header"]
 |===
 
 |Environment variable