[fix] Target latest intellij version (2023.1).

ProjectActivity has been added in intellij version 2023.1.

Author: Blarc

gradle.properties

@@ -6,7 +6,7 @@ pluginRepositoryUrl = https://github.com/Blarc/gitlab-template-lint-plugin
 pluginVersion = 1.6.0
 
 # https://plugins.jetbrains.com/docs/intellij/build-number-ranges.html
-pluginSinceBuild = 223
+pluginSinceBuild = 231
 # pluginUntilBuild = 222.*
 
 # https://github.com/JetBrains/gradle-intellij-plugin#intellij-platform-properties