Fix typo (akullpp#915)

Author: izeye

README.md

@@ -201,7 +201,7 @@ _Frameworks that help to create parsers, interpreters or compilers._
 
 _Libraries which seek to gain high level information from images and videos._
 
-- [BoofCV](https://boofcv.org) - Libray for image processing, camera calibration, tracking, SFM, MVS, 3D vision, QR Code and much more.
+- [BoofCV](https://boofcv.org) - Library for image processing, camera calibration, tracking, SFM, MVS, 3D vision, QR Code and much more.
 - [ImageJ](https://imagej.net/ImageJ) - Medical image processing application with an API.
 - [JavaCV](https://github.com/bytedeco/javacv) - Java interface to OpenCV, FFmpeg, and much more.