(DOCSP-12645): additional fixes

Author: jwilliams-mongo

source/includes/steps-install.yaml

@@ -62,13 +62,13 @@ content: |
   The build tools require Python 3 and 2 *from Homebrew*. The version of Python
   which comes with macOS is unsupported and will **not** work.
 
-  Install Python 2 by running the following commmands:
+  Install Python 2 by running the following commands:
 
   .. code-block:: sh
 
      curl -LO https://raw.githubusercontent.com/Homebrew/homebrew-core/86a44a0a552c673a05f11018459c9f5faae3becc/Formula/[email protected]
 
-     brew install [email protected]
+     brew unlink openssl && brew install [email protected]
 
   Install Python 3 by running the following command: