Update opentelemetry-sdk/CHANGELOG.md

Author: cijothomas

opentelemetry-sdk/CHANGELOG.md

@@ -2,7 +2,7 @@
 
 ## vNext
 
-- *Breaking*: Calls to `MeterProviderBuilder::with_resource`, `TracerProviderBuilder::with_resource`, 
+- Calls to `MeterProviderBuilder::with_resource`, `TracerProviderBuilder::with_resource`, 
   `LoggerProviderBuilder::with_resource` are now additive ([#2677](https://github.com/open-telemetry/opentelemetry-rust/pull/2677)).
 - *Breaking*: Make `force_flush()` in `PushMetricExporter` synchronous