Prepare v0.26.0 (#140)

Author: njvrzm

CHANGELOG.md

@@ -2,6 +2,11 @@
 
 All notable changes to this project will be documented in this file.
 
+## v0.26.0
+* **breaking**: Add more context handling @njvrzm in [#139](https://github.com/grafana/grafana-aws-sdk/pull/139)
+* upgrade all deps by @tristanburgess in [#134](https://github.com/grafana/grafana-aws-sdk/pull/134)
+* Cleanup: typos, unused methods & parameters, docstrings, etc. by @njvrzm in [#138](https://github.com/grafana/grafana-aws-sdk/pull/138)
+
 ## v0.25.1
 
 - Fix: aws sts assume role with custom endpoint in [#136](https://github.com/grafana/grafana-aws-sdk/pull/136)