Add checkPasswordRules function

Author: kolbryt

homework/password-check/validation.cpp

@@ -32,4 +32,8 @@ std::string getErrorMessage(ErrorCode errorCode) {
 
 bool doPasswordsMatch(std::string password, std::string repeatedPassword) {
     return password == repeatedPassword;
+}
+
+ErrorCode checkPasswordRules(std::string password) {
+    return ErrorCode::Ok;
 }

homework/password-check/validation.hpp

@@ -15,4 +15,6 @@ enum class ErrorCode {
 
 std::string getErrorMessage(ErrorCode errorCode);
 
-bool doPasswordsMatch(std::string password, std::string repeatedPassword);
+bool doPasswordsMatch(std::string password, std::string repeatedPassword);
+
+ErrorCode checkPasswordRules(std::string password);