Update license year

license.md

@@ -1,6 +1,6 @@
 zlib License
 
-(C) 2018 Sterling Parker (aka "Caligari87")
+(C) 2022 Sterling Parker (aka "Caligari87")
 
 This software is provided 'as-is', without any express or implied
 warranty.  In no event will the authors be held liable for any damages
@@ -16,4 +16,4 @@ freely, subject to the following restrictions:
    appreciated but is not required.
 2. Altered source versions must be plainly marked as such, and must not be
    misrepresented as being the original software.
-3. This notice may not be removed or altered from any source distribution.
+3. This notice may not be removed or altered from any source distribution.