docs: 📝 update delete index title in readme

README.md

@@ -32,7 +32,7 @@ This repository contains the source code and assets for the Fleek.xyz website, w
         - [Configuration](#-configuration)
 - [Development](#-development)
     - [Search server](#-search-server)
-    - [Delete Indexes](#delete-indexes)
+    - [Delete Indexes](#💣-delete-indexes)
     - [Images (optimization)](#-images-optimization)
 - [Migration](#-migration)
     - [Migrate Gatsby content](#migrate-gatsby-content)
@@ -630,7 +630,7 @@ curl \
   --data-binary '{ "q": "<SEARCH_QUERY>" }'
 ```
 
-### Delete Indexes
+### 💣 Delete Indexes
 
 Delete Index data by running the command: