Fix RyuJIT typo (#7704)

Author: jeffhandley

xml/System.Numerics/Vector.xml

@@ -2677,7 +2677,7 @@ Note that this method returns a <xref:System.Single> instead of an integral type
           <format type="text/markdown"><![CDATA[
 
 ## Remarks
- Vector operations are subject to hardware acceleration on systems that support Single Instruction, Multiple Data (SIMD) instructions, and the RyiJIT just-in-time compiler is used to compile managed code.
+ Vector operations are subject to hardware acceleration on systems that support Single Instruction, Multiple Data (SIMD) instructions, and the RyuJIT just-in-time compiler is used to compile managed code.
 
  ]]></format>
         </remarks>