Adding ani's email as an individual contributor

Ani is an individual contributor into qemu project. Adding my email into the
correct file to reflect so.

Signed-off-by: Ani Sinha <ani@anisinha.ca>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <20201007161940.1478-1-ani@anisinha.ca>
Message-Id: <20201021163136.27324-2-alex.bennee@linaro.org>

contrib/gitdm/group-map-individuals

@@ -23,3 +23,4 @@ vr_qemu@t-online.de
 nieklinnenbank@gmail.com
 devnexen@gmail.com
 pauldzim@gmail.com
+ani@anisinha.ca