Fix inconsistent spacing in configs (#26951)

content/en/tracing/trace_collection/library_config/_index.md

@@ -24,6 +24,7 @@ The following configuration options behave consistently across the latest versio
 **Caveats**:<br>
   - Not supported in Go
   - [Some Java integrations are disabled by default][2].<br/>
+
 **Description**: Enables or disables instrumentation for the specified `<INTEGRATION>`. The integration name must be in uppercase (for example, `DD_TRACE_KAFKA_ENABLED=true`)
 
 `DD_TRACE_RATE_LIMIT`
@@ -73,6 +74,7 @@ The following configuration options behave consistently across the latest versio
 **Caveats**:<br/>
   - Node.js automatically sets the version number from package.json
   - [Inferred services][3] do not set version tags<br/>
+
 **Description**: Adds a `version` tag to all spans
 
 `DD_SERVICE`
@@ -105,6 +107,7 @@ The following configuration options behave consistently across the latest versio
 **Caveats**:<br>
   - Not supported in Node.js
   - Disabled by default in Go<br/>
+
 **Description**: Enables or disables the inclusion of the query string in the `http.url` span tag value for automatically collected HTTP spans.
 
 `DD_TRACE_CLIENT_IP_HEADER`