[PM-5537] Biometric State Service (#7761)

* Create state for biometric client key halves

* Move enc string util to central utils

* Provide biometric state through service

* Use biometric state to track client key half

* Create migration for client key half

* Ensure client key half is removed on logout

* Remove account data for client key half

* Remove unnecessary key definition likes

* Remove moved state from account

* Fix null-conditional operator failure

* Simplify migration

* Remove lame test

* Fix test type

* Add migrator

* Prefer userKey when legacy not needed

* Fix tests

libs/common/src/platform/biometrics/biometric.state.spec.ts

@@ -0,0 +1,13 @@
+import { ENCRYPTED_CLIENT_KEY_HALF } from "./biometric.state";
+
+describe("encrypted client key half", () => {
+  const sut = ENCRYPTED_CLIENT_KEY_HALF;
+
+  it("should deserialize encrypted client key half state", () => {
+    const encryptedClientKeyHalf = "encryptedClientKeyHalf";
+
+    const result = sut.deserializer(JSON.parse(JSON.stringify(encryptedClientKeyHalf)));
+
+    expect(result).toEqual(encryptedClientKeyHalf);
+  });
+});