Update README.md

Author: tianchu

README.md

@@ -70,7 +70,7 @@ Inject Datadog trace id into logs for [correlation](https://docs.datadoghq.com/t
 
 ### DD_LOG_LEVEL
 
-Set to `debug` enable debug los from the Datadog Lambda Library. Defaults to `info`.
+Set to `debug` enable debug logs from the Datadog Lambda Library. Defaults to `info`.
 
 ### DD_ENHANCED_METRICS