Bumps version to v2.6.1 (amazon-ion#68)

build.gradle.kts

@@ -88,7 +88,7 @@ val pluginGroup: String by project
 // `pluginName_` variable ends with `_` because of the collision with Kotlin magic getter in the `intellij` closure.
 // Read more about the issue: https://github.com/JetBrains/intellij-platform-plugin-template/issues/29
 val pluginName_: String by project
-val pluginVersion: String = pluginVersion(major = "2", minor = "6", patch = "0")
+val pluginVersion: String = pluginVersion(major = "2", minor = "6", patch = "1")
 val pluginDescriptionFile: String by project
 val pluginChangeNotesFile: String by project