Move APIResultType conformance to method implementation (more appropriate place).

Author: yaroslavyaroslav

Sources/web3swift/API/HexDecodableProtocols.swift

@@ -14,8 +14,6 @@ extension Array: APIResultType where Element: APIResultType { }
 
 extension String: APIResultType { }
 
-extension Bool: APIResultType { }
-
 /// This is utility protocol for decoding API Responses
 ///
 /// You better not use it in any other part of a bit of code except `APIResponse<T>` decoding.

Sources/web3swift/EthereumAPICalls/Personal/Personal+UnlockAccount.swift

@@ -23,3 +23,5 @@ extension web3.Personal {
         return response.result
     }
 }
+
+extension Bool: APIResultType { }