mailmap: update entry for Ethan Carter Edwards

Map old gmail + name to my current full name and email.

Link: https://lkml.kernel.org/r/xbfkmvmp4wyxrvlan57bjnul5icrwfyt67vnhhw2cyr5rzbnee@mfvihhd6s7l5
Signed-off-by: Ethan Carter Edwards <ethan@ethancedwards.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

Author: ethancedwards8

.mailmap

@@ -200,6 +200,7 @@ Elliot Berman <quic_eberman@quicinc.com> <eberman@codeaurora.org>
 Enric Balletbo i Serra <eballetbo@kernel.org> <enric.balletbo@collabora.com>
 Enric Balletbo i Serra <eballetbo@kernel.org> <eballetbo@iseebcn.com>
 Erik Kaneda <erik.kaneda@intel.com> <erik.schmauss@intel.com>
+Ethan Carter Edwards <ethan@ethancedwards.com> Ethan Edwards <ethancarteredwards@gmail.com>
 Eugen Hristev <eugen.hristev@linaro.org> <eugen.hristev@microchip.com>
 Eugen Hristev <eugen.hristev@linaro.org> <eugen.hristev@collabora.com>
 Evgeniy Polyakov <johnpol@2ka.mipt.ru>