use pathname to avoid docusaurus build failures

Author: ElliotFriend

docs/tokens/usdt0-layerzero.mdx

@@ -11,7 +11,7 @@ description: "Use USDT0, Tether's USDT delivered over LayerZero's OFT standard,
 
 On Stellar, USDT0 is a **classic asset with a SAC**. Classic flows use a trustline plus a payment. Soroban contracts call the SAC. See the [tokenization model comparison](./anatomy-of-an-asset.mdx#tokenization-model-comparison) for what that implies.
 
-For an overview of what USDT0 unlocks on Stellar, the partners supporting it today, and a deployment checklist, see the [USDT0 on Stellar launch guide](/launch/usdt0).
+For an overview of what USDT0 unlocks on Stellar, the partners supporting it today, and a deployment checklist, see the [USDT0 on Stellar launch guide](pathname:///launch/usdt0).
 
 :::info[Full documentation]