release: Update allotropy version to 0.1.116 (#1161)

### Added

- Add Beckman Echo Cherry Pick parser (#1155)

Author: nathan-stender

CHANGELOG.md

@@ -5,6 +5,12 @@ All notable changes to this packages will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [0.1.116] - 2026-04-01
+
+### Added
+
+- Add Beckman Echo Cherry Pick parser (#1155)
+
 ## [0.1.115] - 2026-03-26
 
 ### Added

src/allotropy/__about__.py

@@ -1 +1 @@
-__version__ = "0.1.115"
+__version__ = "0.1.116"