Fix proxy resolution for non-Ethereum networks

Author: SheldonHolmgren

crytic_compile/platform/etherscan.py

@@ -386,8 +386,8 @@ def compile(self, crytic_compile: "CryticCompile", **kwargs: str) -> None:
         if "Proxy" in result and result["Proxy"] == "1":
             assert "Implementation" in result
             implementation = str(result["Implementation"])
-            if prefix is not None:
-                implementation = f"{prefix}:{implementation}"
+            if target.startswith(tuple(SUPPORTED_NETWORK)):
+                implementation = f"{target[:target.find(':')]}:{implementation}"
             compilation_unit.implementation_address = implementation
 
         solc_standard_json.standalone_compile(