ref(javascript): Adust docs after renaming UserAgent integration to HttpContext

Author: Lms24

src/platforms/javascript/common/configuration/integrations/default.mdx

@@ -1,7 +1,7 @@
 ---
 title: Default Integrations
 excerpt: ""
-description: "Learn more about system integrations Dedupe, InboundFilters, FunctionToString, Breadcrumbs, GlobalHandlers, LinkedErrors, and UserAgent, that are enabled by default to integrate into the standard library or the interpreter itself."
+description: "Learn more about system integrations Dedupe, InboundFilters, FunctionToString, Breadcrumbs, GlobalHandlers, LinkedErrors, and HttpContext, that are enabled by default to integrate into the standard library or the interpreter itself."
 redirect_from:
   - /platforms/javascript/integrations/default/
   - /platforms/javascript/default-integrations/
@@ -122,11 +122,12 @@ document
   });
 ```
 
-### UserAgent
+### HttpContext
 
-_Import name: `Sentry.Integrations.UserAgent`_
+_Import name: `Sentry.Integrations.HttpContext`_
 
-This integration attaches user-agent information to the event, which allows us to correctly catalog and tag them with specific OS, browser, and version information.
+This integration attaches HTTP request information, such as URL, user-agent, referrer and other headers to the event.
+It allows us to correctly catalog and tag events with specific OS, browser, and version information.
 
 ### Dedupe