fix typo

Co-authored-by: David Vo <[email protected]>

CONTRIBUTING.md

@@ -88,4 +88,4 @@ When you first submit changes, GitHub Actions will attempt to run `./gradlew che
 
 ## Licensing
 
-By contributing to WPILib, you agree that your code will be distributed with WPILib, and licensed under the license for the WPILib project. You should not contribute code that you do not have permission to relicense in this manner. This includes code that is licensed under the GPL that you do not have permission to relicense, as WPILib is not released under a copyleft license. Our license is the 3-clause BSD license, which you can find [here](LICENSE.md). WPIcal is seperately licensed, which you can find [here](wpical/WPIcal-License.md).
+By contributing to WPILib, you agree that your code will be distributed with WPILib, and licensed under the license for the WPILib project. You should not contribute code that you do not have permission to relicense in this manner. This includes code that is licensed under the GPL that you do not have permission to relicense, as WPILib is not released under a copyleft license. Our license is the 3-clause BSD license, which you can find [here](LICENSE.md). WPIcal is separately licensed, which you can find [here](wpical/WPIcal-License.md).