test: add sol file for test

Leon-azerty · 0xmemorygrinder · commit eaa995456227 · 2023-10-03T18:37:27.000-04:00
diff --git a/libs/ast-references/tests/contracts/file.sol b/libs/ast-references/tests/contracts/file.sol
@@ -0,0 +1,3 @@
+pragma solidity ^0.8.0;
+
+contract Good {}
