Update unified_service_tagging.md (#17534)

Author: boykoc

content/en/getting_started/tagging/unified_service_tagging.md

@@ -15,7 +15,7 @@ further_reading:
 
 ## Overview
 
-Unified service tagging ties Datadog telemetry together through using three [reserved tags][1]: `env`, `service`, and `version`.
+Unified service tagging ties Datadog telemetry together by using three [reserved tags][1]: `env`, `service`, and `version`.
 
 With these three tags, you can:
 
@@ -29,7 +29,7 @@ With these three tags, you can:
 
 ### Requirements
 
-- Unified service tagging requires setup of a [Datadog Agent][3] that is 6.19.x/7.19.x or higher.
+- Unified service tagging requires the setup of a [Datadog Agent][3] that is 6.19.x/7.19.x or higher.
 
 - Unified service tagging requires a tracer version that supports new configurations of the [reserved tags][1]. More information can be found per language in the [setup instructions][4].