Update faqs.mdx (#1018)

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Author: MaedahBatool

docs/pricing/faqs.mdx

@@ -1,6 +1,6 @@
 # FAQs
 
-<p className= "subtitle">Learn about billing and pricing FAQs for Sourcegraph plans.</p>
+<p className= "subtitle">Learn about some of the most commonly asked questions about Sourcegraph.</p>
 
 ## What's the difference between Free, Enterprise Starter, and Enterprise plans?