a MIT -> an MIT

Author: reujab

README.md

@@ -59,7 +59,7 @@ Alternatively, you can build the library manually first and then run the tests
 License
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-M to the I to the T. See the LICENSE file if you've never seen a MIT license before.
+M to the I to the T. See the LICENSE file if you've never seen an MIT license before.
 
 Authors
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