Apply SEO updates to dsn page (#12864)

Co-authored-by: Alex Krawiec <[email protected]>

Author: coolguyzone

docs/concepts/key-terms/dsn-explainer.mdx

@@ -1,12 +1,12 @@
 ---
 title: Data Source Name (DSN)
 sidebar_order: 10
-description: "Learn about Sentry's Data Source Name structure and use."
+description: "A Data Source Name (DSN) tells Sentry where to send events so they’re associated with the correct project. Learn more about DSN structure and use here."
 ---
 
 Sentry automatically assigns you a Data Source Name (DSN) when you create a project to start monitoring events in your app.
 
-### What the DSN Does
+### What the Data Source Name (DSN) Does
 
 A DSN tells a Sentry SDK where to send events so the events are associated with the correct project.
 
@@ -22,15 +22,15 @@ While there is a risk of abusing a DSN, where any user can send events to your o
 
 If your application is shipped to client devices, if possible, we recommend having a way to configure the DSN dynamically. In an ideal scenario, you can "ship" a new DSN to your application without the customer downloading the latest version. We recognize that this may not always be practical, but we cannot offer further advice as this scenario is implementation specific.
 
-### Where to Find Your DSN
+### Where to Find Your Data Source Name (DSN)
 
 If you're in the process of setting up a project, you can find your DSN in the installation or configuration code snippets provided in [sentry.io](https://sentry.io/) during setup:
 
 ![DSN in code snippet](./img/create-new-project-04.png)
 
 You can also find the DSN in your project settings by navigating to **[Project] > Settings > Client Keys (DSN)** in [sentry.io](https://sentry.io/).
 
-### The Parts of the DSN
+### The Parts of the Data Source Name (DSN)
 
 The DSN configures the protocol, public key, server address, and project identifier. It is composed of the following parts: