fix: disable user verification

We have a user who is getting this error even when it defaults to
preferred, and we're discouraging it in other places.
Also attempting to block Winodws Hello before hasn't been successful, as
Chrome thinks we should be able to support it.

packages/sdk/src/client/actions/passkey.ts

@@ -40,7 +40,9 @@ export const generatePasskeyRegistrationOptions = async (args: GeneratePasskeyRe
     // See "Guiding use of authenticators via authenticatorSelection" below
     authenticatorSelection: {
       residentKey: "required",
+      userVerification: "discouraged",
     },
+    supportedAlgorithmIDs: [-7], // only supports ES256 (no windows hello)
   };
   const params: GenerateRegistrationOptionsOpts = Object.assign({}, defaultOptions, args);
   const options = await generateRegistrationOptions(params);