Update tutorial for sending transactions with alternative fee payment token and adjust navigation link

Author: nhussein11

tutorials/polkadot-sdk/system-chains/asset-hub/.nav.yml

@@ -4,4 +4,4 @@ nav:
   - 'Register a Local Asset': register-local-asset.md
   - 'Register a Foreign Asset': register-foreign-asset.md
   - 'Convert Assets': 'asset-conversion.md'
-  - 'Send a Transaction Paying Fees with Different Tokens': send-tx-paying-fees-with-different-tokens.md
+  - 'Send a Transaction Paying the Fee With a Different Token': send-a-tx-paying-fee-different-token.md

…-tx-paying-fees-with-different-tokens.md …/send-a-tx-paying-fee-different-token.mdtutorials/polkadot-sdk/system-chains/asset-hub/send-tx-paying-fees-with-different-tokens.md renamed to tutorials/polkadot-sdk/system-chains/asset-hub/send-a-tx-paying-fee-different-token.md tutorials/polkadot-sdk/system-chains/asset-hub/send-tx-paying-fees-with-different-tokens.md renamed to tutorials/polkadot-sdk/system-chains/asset-hub/send-a-tx-paying-fee-different-token.md

@@ -1,9 +1,9 @@
 ---
-title: Send Transaction Paying Fees with Different Tokens
+title: Send a Transaction Paying the Fee With a Different Token
 description: This tutorial demonstrates how to send a DOT transfer transaction while paying the fees using a different token on the Asset Hub.
 ---
 
-# Send Transaction Paying Fees with Different Tokens
+# Send a Transaction Paying the Fee With a Different Token
 
 ## Introduction