Incorrect alias in CODEOWNERS (#3954)

Author: carlossanlop

.github/CODEOWNERS

@@ -49,7 +49,7 @@
 /xml/System.Linq.Expressions**/** @cston @333fred
 /xml/System.Management**/** @Anipik
 /xml/System.Net**/** @dotnet/ncl
-/xml/System.Numerics**/** @tannergooding @prgovind
+/xml/System.Numerics**/** @tannergooding @pgovind 
 /xml/System.Reflection**/** @steveharter @GrabYourPitchforks
 /xml/System.Reflection.Emit**/** @steveharter @GrabYourPitchforks
 /xml/System.Reflection.Metadata**/** @tmat @nguerrera
@@ -66,7 +66,7 @@
 /xml/System.Text/Encoding*.xml @layomia @krwq @tarekgh
 /xml/System.Text.Encodings.Web**/** @GrabYourPitchforks @layomia @tarekgh
 /xml/System.Text.Json**/** @layomia @steveharter @jozkee
-/xml/System.Text.RegularExpressions**/** @prgovi @eerhardt
+/xml/System.Text.RegularExpressions**/** @pgovind  @eerhardt
 /xml/System.Threading**/** @kouvel
 /xml/System.Threading.Channels**/** @tarekgh @stephentoub
 /xml/System.Threading.Tasks**/** @tarekgh @stephentoub