remove dummy heading

Author: HarshCasper

src/content/docs/aws/tooling/index.mdx

@@ -9,8 +9,6 @@ import SectionCards from '../../../../components/SectionCards.astro';
 The core of LocalStack is the [cloud service emulation](/aws/services/).
 But LocalStack also provides a variety of tools to make your life as a cloud developer easier.
 
-## Tool Categories
-
 <SectionCards 
   basePath="aws/tooling/" 
   customTitles={{