Update license text in the readme

Author: nicholasbishop

README.md

@@ -89,11 +89,10 @@ Contributions in the form of a PR are also highly welcome. Check our
 
 ## License
 
-The code in this repository is licensed under the Mozilla Public License 2.
-This license allows you to use the crate in proprietary programs, but any
-modifications to the files must be open-sourced.
-
-The full text of the license is available in the [license file](LICENSE).
+Licensed under either of [Apache License, Version 2.0][apache] or
+[MIT license][mit] at your option.
 
+[apache]: LICENSE-APACHE
+[mit]: LICENSE-MIT
 [UEFI]: https://en.wikipedia.org/wiki/Unified_Extensible_Firmware_Interface
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