release: Release opentelemetry-instrumentation-grpc 0.2.1 (was 0.2.0) (open-telemetry#1491)

* release: Release opentelemetry-instrumentation-grpc 0.2.1 (was 0.2.0)

* squash: Update changelog

* Update instrumentation/grpc/CHANGELOG.md

* Update instrumentation/grpc/CHANGELOG.md

---------

Co-authored-by: OpenTelemetry Bot <[email protected]>
Co-authored-by: Ariel Valentin <[email protected]>

Author: 3 people

instrumentation/grpc/CHANGELOG.md

@@ -1,5 +1,9 @@
 # Release History: opentelemetry-instrumentation-grpc
 
+### v0.2.1 / 2025-04-17
+
+* CHANGED: Fix ClientTracer: uninitialized constant GRPC (NameError) https://github.com/open-telemetry/opentelemetry-ruby-contrib/pull/1471
+
 ### v0.2.0 / 2025-04-02
 
 * ADDED: Add gRPC trace demonstration

instrumentation/grpc/lib/opentelemetry/instrumentation/grpc/version.rb

@@ -7,7 +7,7 @@
 module OpenTelemetry
   module Instrumentation
     module Grpc
-      VERSION = '0.2.0'
+      VERSION = '0.2.1'
     end
   end
 end