Added Myself to payments watchlist

Change-Id: Idcefbaa8c49f0f09aff5685d8af3a4e87f839985
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1934692Reviewed-by: Danyao Wang <danyao@chromium.org>
Commit-Queue: Danyao Wang <danyao@chromium.org>
Cr-Commit-Position: refs/heads/master@{#718849}

WATCHLISTS

@@ -2555,8 +2555,10 @@
     'payments': ['rouslan+payments@chromium.org',
                  'gogerald+paymentswatch@chromium.org',
                  'anthonyvd+paymentswatch@chromium.org',
-                 'danyao+paymentswatch@chromium.org'],
-    'payments_ios': ['danyao+paymentswatch@chromium.org'],
+                 'danyao+paymentswatch@chromium.org',
+                 'sahel+paymentswatch@chromium.org'],
+    'payments_ios': ['danyao+paymentswatch@chromium.org',
+                     'sahel+paymentswatch@chromium.org'],
     'pdf': ['pdf-reviews@chromium.org'],
     'pepper_api': ['binji+watch@chromium.org',
                    'bradnelson+warch@chromium.org',