Fix typo

Change-Id: I48d8000abc0cd835781dffe6b2b6621639a5435f
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/89900
Reviewed-by: Julien Nabet <serval2412@yahoo.fr>
Tested-by: Jenkins
diff --git a/vcl/source/bitmap/BitmapFilterStackBlur.cxx b/vcl/source/bitmap/BitmapFilterStackBlur.cxx
index d884807..28a0cbc 100644
--- a/vcl/source/bitmap/BitmapFilterStackBlur.cxx
+++ b/vcl/source/bitmap/BitmapFilterStackBlur.cxx
@@ -476,13 +476,13 @@ void centerExtendBitmap(Bitmap& rBitmap, sal_Int32 nExtendSize, Color aColor)

/**
 * Implementation of stack blur - a fast Gaussian blur approximation.
 * nRadius - blur radious, valid values are between 2 and 254
 * nRadius - blur radius, valid values are between 2 and 254
 * bExtend - extend the bitmap in all directions by the radius
 *
 * Stack Blur Algorithm by Mario Klingemann <mario@quasimondo.com>
 * (http://www.quasimondo.com/StackBlurForCanvas/StackBlurDemo.html)
 *
 * Additionally eferences and implementations:
 * Additionally references and implementations:
 * - Blur.js by Jacob Kelley
 *   (http://www.blurjs.com)
 * - BlurEffectForAndroidDesign by Nicolas Pomepuy