updating content files

content/github/customizing-your-github-workflow/exploring-integrations/about-github-marketplace.md

@@ -13,7 +13,7 @@ If you purchase a paid tool, you'll pay for your tool subscription with the same
 
 You may also have the option to select a free 14-day trial on some tools. You can cancel at any time during your trial and you won't be charged, but you will automatically lose access to the tool. Your paid subscription will start at the end of the 14-day trial. For more information, see "[About billing for {% data variables.product.prodname_marketplace %}](/articles/about-billing-for-github-marketplace)."
 
-### Finding tools on {% data variables.product.prodname_marketplace %}
+## Finding tools on {% data variables.product.prodname_marketplace %}
 
 You can discover, browse, and install apps and actions created by others on {% data variables.product.prodname_marketplace %}, see "[Searching {% data variables.product.prodname_marketplace %}](/github/searching-for-information-on-github/searching-github-marketplace)."
 
@@ -21,11 +21,11 @@ You can discover, browse, and install apps and actions created by others on {% d
 
 Anyone can list a free {% data variables.product.prodname_github_app %} or {% data variables.product.prodname_oauth_app %} on {% data variables.product.prodname_marketplace %}. Publishers of paid apps are verified by {% data variables.product.company_short %} and listings for these apps are shown with a marketplace badge {% octicon "verified" aria-label="Verified creator badge" %}. You will also see badges for unverified and verified apps. These apps were published using the previous method for verifying individual apps. For more information about the current process, see "[About GitHub Marketplace](/developers/github-marketplace/about-github-marketplace)" and "[Requirements for listing an app](/developers/github-marketplace/requirements-for-listing-an-app)."
 
-### Building and listing a tool on {% data variables.product.prodname_marketplace %}
+## Building and listing a tool on {% data variables.product.prodname_marketplace %}
 
 For more information on creating your own tool to list on {% data variables.product.prodname_marketplace %}, see "[Apps](/developers/apps)" and "[{% data variables.product.prodname_actions %}](/actions)."
 
-### Further reading
+## Further reading
 
 - "[Purchasing and installing apps in {% data variables.product.prodname_marketplace %}](/articles/purchasing-and-installing-apps-in-github-marketplace)"
 - "[Managing billing for {% data variables.product.prodname_marketplace %} apps](/articles/managing-billing-for-github-marketplace-apps)"