Do not allow re-registers to restore data in regV5.

feature/registration/src/test/java/org/signal/registration/RegistrationEndToEndTest.kt

@@ -1387,6 +1387,20 @@ class RegistrationEndToEndTest {
     }
   }
 
+  private fun preExistingRegistrationData(e164: String): PreExistingRegistrationData {
+    return PreExistingRegistrationData(
+      e164 = e164,
+      aci = ACI.from(UUID.randomUUID()),
+      pni = PNI.from(UUID.randomUUID()),
+      servicePassword = "service-password",
+      aep = AccountEntropyPool.generate(),
+      registrationLockEnabled = false,
+      unrestrictedUnidentifiedAccess = false,
+      aciIdentityKeyPair = IdentityKeyPair.generate(),
+      pniIdentityKeyPair = IdentityKeyPair.generate()
+    )
+  }
+
   private fun createMockPermissionsState(): MockMultiplePermissionsState {
     return MockMultiplePermissionsState(
       allPermissionsGranted = true,

feature/registration/src/test/java/org/signal/registration/screens/verificationcode/VerificationCodeViewModelTest.kt

@@ -632,7 +632,7 @@ class VerificationCodeViewModelTest {
 
     viewModel.applyEvent(initialState, VerificationCodeScreenEvents.CodeEntered("123456"), stateEmitter)
 
-    assertThat(emittedEvents[1])
+    assertThat(emittedEvents[2])
       .isInstanceOf<RegistrationFlowEvent.NavigateToScreen>()
       .prop(RegistrationFlowEvent.NavigateToScreen::route)
       .isInstanceOf<RegistrationRoute.PinEntryForSvrRestore>()