Update WATCHLISTS for Bluetooth and MultiDevice.

Change-Id: Ic89d5de0cde54748da47d173389c561ee2d501bc
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1693030
Auto-Submit: Kyle Horimoto <khorimoto@chromium.org>
Commit-Queue: Jeremy Klein <jlklein@chromium.org>
Reviewed-by: Jeremy Klein <jlklein@chromium.org>
Cr-Commit-Position: refs/heads/master@{#675854}

WATCHLISTS

@@ -2195,7 +2195,8 @@
     'chromeos_attestation': ['dkrahn+watch@chromium.org'],
     'chromeos_bluetooth': ['hansberry+watch-bluetooth@chromium.org',
                            'jhawkins+watch-bluetooth@chromium.org',
-                           'jlklein+watch-bluetooth@chromium.org'],
+                           'jlklein+watch-bluetooth@chromium.org',
+                           'khorimoto+watch-bluetooth@chromium.org'],
     'chromeos_calculator': ['dharcourt@chromium.org'],
     'chromeos_cellular': ['azeemarshad+watch-cellular@chromium.org',
                           'benchan+watch-cellular@chromium.org',
@@ -2415,7 +2416,8 @@
                     'jlklein+watch-multidevice@chromium.org',
                     'jordynass+watch-multidevice@chromium.org',
                     'khorimoto+watch-multidevice@chromium.org',
-                    'nohle+watch-multidevice@chromium.org'],
+                    'nohle+watch-multidevice@chromium.org',
+                    'themaxli+watch-multidevice@chromium.org'],
     'nacl': ['native-client-reviews@googlegroups.com'],
     'native_client_sdk': ['binji+watch@chromium.org',
                           'sbc@chromium.org'],