CHANGELOG.md in opentelemetry-propagator-b3-0.20.0 vs CHANGELOG.md in opentelemetry-propagator-b3-0.21.0

@@ -1,6 +1,12 @@
 # Release History: opentelemetry-propagator-b3
 
+### v0.21.0 / 2023-06-08
+
+* BREAKING CHANGE: Remove support for EoL Ruby 2.7 
+
+* ADDED: Remove support for EoL Ruby 2.7 
+
 ### v0.20.0 / 2022-06-09
 
 * (No significant changes)
 
 ### v0.19.2 / 2021-09-29