modified docusaurus admonitions of the files as suggested

docs/content/advanced/backend/payment/frontend-payment-flow-in-checkout.md

@@ -3,14 +3,13 @@
 ## Introduction
 The purpose of this guide is to describe a checkout flow in Medusa. It is assumed that you've completed our [Quickstart](https://docs.medusajs.com/quickstart/quick-start) or [Tutorial](https://docs.medusajs.com/tutorial/set-up-your-development-environment) and are familiar with the technologies we use in our stack. Additionally, having an understanding of the [core API](https://docs.medusajs.com/api/store/auth) would serve as a great foundation for this walkthrough.
 
+:::note
 
+All code snippets in the following guide, use the JS SDK distributed through **npm**. To install it, run:
 
 ```bash npm2yarn
 npm install @medusajs/medusa-js
 ```
-:::note
-
-All code snippets in the following guide, use the JS SDK distributed through **npm**. To install it, run:
 
 :::
 

docs/content/how-to/headless-ecommerce-store-with-gatsby-contentful-medusa.md

@@ -4,7 +4,7 @@ title: Create a headless ecommerce store with Gatsby, Contentful & Medusa
 
 # Creating a headless ecommerce store with Gatsby, Contentful and Medusa
 
-:::note
+:::info About Medusa
 
 Medusa is an open source headless commerce engine that allow you to create amazing digital commerce experiences. Medusa is highly customizable, allowing you to extend the core to fit your needs.
 

docs/content/troubleshooting/transaction-error-in-checkout.md

@@ -34,11 +34,12 @@ module.exports = {
 }
 ```
 
-```bash npm2yarn
-npm run seed
-```
 :::note
 
 When changing from SQLite to Postgres, you should seed the database again using:
 
+```bash npm2yarn
+npm run seed
+```
+
 :::