The error message should suggest a action (#1073)

Author: nablaone

quesma/end_user_errors/end_user.go

@@ -102,7 +102,7 @@ var ErrDatabaseFieldNotFound = errorType(3002, "Field not found in database.")
 var ErrDatabaseConnectionError = errorType(3003, "Error connecting to the database. Check your connection settings.")
 var ErrDatabaseQueryError = errorType(3004, "Error executing query in database.")
 var ErrDatabaseAuthenticationError = errorType(3005, "Error authenticating with database. Check your connection settings.")
-var ErrDatabaseOtherError = errorType(3006, "Unspecified database error.")
+var ErrDatabaseOtherError = errorType(3006, "Database query has failed. You may get more details in the Quesma console.")
 var ErrDatabaseInvalidProtocol = errorType(3007, "Invalid database protocol. Check your connection settings. ")
 var ErrDatabaseTLS = errorType(3008, "Error establishing TLS connection with database. Check your connection settings.")
 var ErrDatabaseTLSVerify = errorType(3009, "Error verifying TLS certificate with database. Check your connection settings.")