Update application-template.md

Remove USDT

Author: semuelle

applications/application-template.md

@@ -8,7 +8,7 @@
 - **Team Name:** Legal name of your team (e.g. JsonCorp)
 - **Payment Details:**
   - **DOT**: For the **DOT** compensation, please provide a Polkadot address (e.g. 15oF4...).
-  - **Payment**: In case of payment in **USDC or USDT**, please provide a Polkadot AssetHub address and the currency (e.g. 15oF4... (USDC)). In the case of **fiat** payment, please share your bank account privately with [email protected] via your contact email (see below) and list here the date and time of your email (e.g. Fiat 24.12.1971, 11:59). 
+  - **Payment**: In case of payment in **USDC**, please provide a Polkadot AssetHub address and the currency (e.g. 15oF4... (USDC)). In the case of **fiat** payment, please share your bank account privately with [email protected] via your contact email (see below) and list here the date and time of your email (e.g. Fiat 24.12.1971, 11:59). 
 - **[Level](https://grants.web3.foundation/docs/Introduction/levels):** 1, 2 or 3
 
 > [!IMPORTANT]
@@ -176,7 +176,7 @@ Please include here
 You can find more information about the program [here](https://grants.web3.foundation/docs/referral-program).
 
 - **Referrer:** Name of the Polkadot Ambassador or GitHub account of the Web3 Foundation grantee
-- **Payment Address:** Polkadot/Kusama (USDT/USDC) payment address. Please also specify the currency. (e.g. 15oF4... (USDT))
+- **Payment Address:** Polkadot/Kusama (USDC) payment address. Please also specify the currency. (e.g. 15oF4... (USDC))
 
 ## Additional Information :heavy_plus_sign: