.mailmap: add Atish Patra, Anup Patel

Both have left Western Digital.

Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>
diff --git a/.mailmap b/.mailmap
index 8e69f20..b36ae66 100644
--- a/.mailmap
+++ b/.mailmap
@@ -20,6 +20,8 @@
 Andreas Bießmann <andreas.devel@googlemail.com>
 Andreas Bießmann <andreas@biessmann.org>
 Aneesh V <aneesh@ti.com>
+Anup Patel <anup@brainfault.org> <anup.patel@wdc.com>
+Atish Patra <atishp@atishpatra.org> <atish.patra@wdc.com>
 Boris Brezillon <bbrezillon@kernel.org> <boris.brezillon@bootlin.com>
 Boris Brezillon <bbrezillon@kernel.org> <boris.brezillon@free-electrons.com>
 Dirk Behme <dirk.behme@googlemail.com>