Adds news posts for 1 releases

* ion-intellij-plugin v2.6.0

Author: github-actions

_posts/2024-04-19-ion-intellij-plugin-2_6_0-released.md

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+---
+layout: news_item
+title: "Ion Intellij Plugin 2.6.0 Released"
+date: 2024-04-19
+categories: news ion-intellij-plugin
+---
+
+Ion Intellij Plugin 2.6.0 is now available.
+
+| [Release Notes v2.6.0](https://github.com/amazon-ion/ion-intellij-plugin/releases/tag/v2.6.0) | [Ion Intellij Plugin](https://github.com/amazon-ion/ion-intellij-plugin) |
+