Update lib/msal-node/test/client/ClientAssertion.spec.ts
Update lib/msal-node/test/client/ClientAssertion.spec.ts

Co-authored-by: Jason Nutter <fe6a84c3140dbe40da682bfbeeb2539273b9fcff@outlook.com>
AzureAD/microsoft-authentication-library-for-js,AzureAD/microsoft-authentication-library-for-js,AzureAD/microsoft-authentication-library-for-js,AzureAD/microsoft-authentication-library-for-js,AzureAD/microsoft-authentication-library-for-js,AzureAD/microsoft-authentication-library-for-js,AzureAD/microsoft-authentication-library-for-js,AzureAD/microsoft-authentication-library-for-js