title: Error: Use of undeclared identifier 'SSL_get_secure_renegotiation_support'; did you mean 'GRPC_SHADOW_SSL_get_secure_renegotiation_support'?
body: <p>I got an error when building an app after install pod 'Firebase/Firestore'.</p>
  <p><a href="https://i.stack.imgur.com/tQ1NV.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/tQ1NV.png" alt="enter image description here" /></a></p>
  <p>I'm using Xcode 11.2.1, cocoapods version 1.8.4, and macOS 10.15.1</p>
  <p>This is content in Podfile</p>
  <p><a href="https://i.stack.imgur.com/tFoJk.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/tFoJk.png" alt="enter image description here" /></a></p>