chore(deps): update plugin io.specmatic.gradle to v0.14.7 (#189)

Author: specmatic-builder

gradle.properties

@@ -2,4 +2,4 @@ version=0.14.8-SNAPSHOT
 group=io.specmatic.gradle
 org.gradle.kotlin.dsl.allWarningsAsErrors=true
 # this is the version of the plugin to be used when building the plugin.
-specmaticGradlePluginVersion=0.14.4
+specmaticGradlePluginVersion=0.14.7