Remove Swellchain content from Services docs (#2826)

* Remove Swellchain content from services docs

Co-authored-by: Alexandra Carrillo <alexandratran@users.noreply.github.com>

* Remove Swellchain link from services network cards

Co-authored-by: Alexandra Carrillo <alexandratran@users.noreply.github.com>

---------

Co-authored-by: Cursor Agent <cursoragent@cursor.com>
Co-authored-by: Alexandra Carrillo <alexandratran@users.noreply.github.com>

Author: alexandratran

services/get-started/endpoints.md

@@ -204,13 +204,6 @@ if you're interested in accessing these methods.
 | Mainnet           | JSON-RPC over HTTPS | `https://starknet-mainnet.infura.io/v3/<YOUR-API-KEY>` |
 | Testnet (Sepolia) | JSON-RPC over HTTPS | `https://starknet-sepolia.infura.io/v3/<YOUR-API-KEY>` |
 
-## Swellchain
-
-| Network | Description         | URL                                                      |
-|---------|---------------------|----------------------------------------------------------|
-| Mainnet | JSON-RPC over HTTPS | `https://swellchain-mainnet.infura.io/v3/<YOUR-API-KEY>` |
-| Testnet | JSON-RPC over HTTPS | `https://swellchain-testnet.infura.io/v3/<YOUR-API-KEY>` |
-
 ## Unichain
 
 | Network | Description             | URL                                                   |