Update docs/readme/pricing.mdx

Co-authored-by: greptile-apps[bot] <165735046+greptile-apps[bot]@users.noreply.github.com>

Author: gecube

docs/readme/pricing.mdx

@@ -39,7 +39,7 @@ Digger currently has no paid middle tier. You could use the self managed free to
 
 Digger enterprise is for customers requiring access to the dashboard, SSO via SAML 2.0, Drift Detection, RBAC and Private VCS support. 
 
-**Which parts of Digger is Open Source?**
+**Which parts of Digger are Open Source?**
 
 All of Digger is open source, even the enterprise edition. The feature set of Digger cloud (GitHub App) and Digger community edition is exactly the same, the difference is only where it is hosted. Please note that Digger Cloud is GitHub Only, for Bitbucket & GitLab you'd have to Self Manage it, unless you want a dedicated instance under an enterprise license.