Update docs/guides/http_crawlers.mdx

Co-authored-by: Vlada Dusek <[email protected]>

Author: Mantisus

docs/guides/http_crawlers.mdx

@@ -161,7 +161,7 @@ The crawling context is passed to request handlers and provides access to the pa
     {SelectolaxContextSource}
 </CodeBlock>
 
-### Building the crawler
+### Crawler composition
 
 The crawler class connects the parser and context. Extend <ApiLink to="class/AbstractHttpCrawler">`AbstractHttpCrawler`</ApiLink> and configure the context pipeline to use your custom components: