Revert "Update README"

This reverts commit 91ccdfe.

Author: tejasd

FirebaseAppDistributionInternal/README.md

@@ -1,4 +1,4 @@
-This library currently contains upcoming changes, and isn't meant to be used in production.
+This cocoapod currently contains upcoming changes, and isn't meant to be used in production.
 
 It exists in `master` for CI purposes.
 
@@ -8,5 +8,6 @@ For CI builds, this pod needs to be in master. To copy over changes, do the foll
 
 1. `git checkout -b fad/appdistributioninternal`
 1. `git checkout fad/in-app-feedback FirebaseAppDistributionInternal/`
+1. `git checkout fad/in-app-feedback FirebaseAppDistributionInternal.podspec`
 
 Then open a PR to merge these changes to master. This won't affect the public version of `FirebaseAppDistribution`.