Refactor: Remove passkey-related functionality and types

- Deleted passkey-related interfaces and types from index.ts and types.ts.
- Removed passkey handling from App component, including related state and functions.
- Cleaned up API calls in auth.ts, removing passkey registration and login functions.
- Updated vault and import formats to eliminate passkey references.
- Removed passkey support checks and UI elements from AuthViews and SettingsPage.
- Cleaned up unused passkey helper functions and constants.
- Adjusted related components and hooks to ensure consistent functionality without passkey support.

src/handlers/import.ts

@@ -24,7 +24,6 @@ interface CiphersImportRequest {
       password?: string | null;
       totp?: string | null;
       autofillOnPageLoad?: boolean | null;
-      fido2Credentials?: any[] | null;
       uri?: string | null;
       passwordRevisionDate?: string | null;
       [key: string]: any;
@@ -184,7 +183,6 @@ export async function handleCiphersImport(request: Request, env: Env, userId: st
         })) || null,
         totp: c.login.totp ?? null,
         autofillOnPageLoad: c.login.autofillOnPageLoad ?? null,
-        fido2Credentials: c.login.fido2Credentials ?? null,
         uri: c.login.uri ?? null,
         passwordRevisionDate: c.login.passwordRevisionDate ?? null,
       } : null,