Update CHANGELOG.

Author: Baliedge

CHANGELOG

@@ -4,6 +4,17 @@ All notable changes to this project 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).
 
+## [2.0.0-rc.26] - 2022-08-02
+## Changes
+* Update Go to 1.17.13 by @pzduniak in #147.
+
+## [2.0.0-rc.25] - 2022-08-01
+## Changes
+* Refactor tracing using holster OpenTelemetry tooling in #125.
+   * [OpenTelemetry](https://opentelemetry.io) is newer standard that supercedes OpenTracing.
+   * This change migrates to OpenTelemetry. However, the traces created in Jaeger remain the same structure and level of detail.
+   * **Breaking change**: Configuration for OpenTelemetry changes from OpenTracing. See `jaegertracing.md` for details.
+
 ## [2.0.0-rc.24] - 2022-06-07
 ## Changes
 * Update Go to 1.17.11 by @pzduniak in #145.