https://github.com/google/google-authenticator/wiki/Key-Uri-Format#algorithm

Currently, the algorithm parameter is ignored by the Google Authenticator implementations.

Default is SHA1

We need this function to route calls between underlying libraries

• romariolopezc/elm-hmac-sha1
• ktonon/elm-crypto

because ktonon/elm-crypto does not support SHA1

Function to resolve the Algorithm from a String value.

This is useful when working with HTML inputs, allowing users to choose which algorithm to use.

String representation of Algorithm value