mailmap: Add my outdated addresses to the map file

There is a couple of outdated addresses that are still visible
in the Git history, add them to .mailmap.

While at it, replace one in the comment.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

.mailmap

@@ -72,6 +72,8 @@ Andrey Ryabinin <ryabinin.a.a@gmail.com> <aryabinin@virtuozzo.com>
 Andrzej Hajda <andrzej.hajda@intel.com> <a.hajda@samsung.com>
 André Almeida <andrealmeid@igalia.com> <andrealmeid@collabora.com>
 Andy Adamson <andros@citi.umich.edu>
+Andy Shevchenko <andy@kernel.org> <andy@smile.org.ua>
+Andy Shevchenko <andy@kernel.org> <ext-andriy.shevchenko@nokia.com>
 Anilkumar Kolli <quic_akolli@quicinc.com> <akolli@codeaurora.org>
 Anirudh Ghayal <quic_aghayal@quicinc.com> <aghayal@codeaurora.org>
 Antoine Tenart <atenart@kernel.org> <antoine.tenart@bootlin.com>

drivers/media/pci/saa7134/saa7134-cards.c

@@ -5152,7 +5152,7 @@ struct saa7134_board saa7134_boards[] = {
 		},
 	},
 	[SAA7134_BOARD_AVERMEDIA_STUDIO_507UA] = {
-		/* Andy Shevchenko <andy@smile.org.ua> */
+		/* Andy Shevchenko <andy@kernel.org> */
 		.name           = "Avermedia AVerTV Studio 507UA",
 		.audio_clock    = 0x00187de7,
 		.tuner_type     = TUNER_PHILIPS_FM1216ME_MK3, /* Should be MK5 */