* fix(auth): `signInWithPhoneNumber` method fixed - #374
* feat(auth): `login` supports `signInWithPhoneNumber` by passing `phoneNumber` and `applicationVerifier`
* feat(examples): material example includes example usage of `login` using `phoneNumber` (multi step process unlike other usage of `login`)
* feat(docs): auth docs updated with `signInWithPhoneNumber` and additions to `login`