lint: add solhint disable

test/mock/GasBuster.sol

@@ -4,7 +4,7 @@ pragma solidity ^0.8.0;
 contract GasBuster {
     // Allow the contract to receive ETH
     receive() external payable {
-        while (true) {
+        while (true) { // solhint-disable-line no-empty-blocks
             // This loop will continue until all gas is consumed
         }
     }