[iOS] Fix Transactions watchlist

I think the trailing | makes this match against the empty string, which
is why we're getting notified for all kinds of unrelated CLs.

Change-Id: Iba1dc9eb20b28c11028ba1ad35d46f516b78c78f
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5126473
Auto-Submit: Tommy Martino <tmartino@chromium.org>
Reviewed-by: Sebastien Seguin-Gagnon <sebsg@chromium.org>
Commit-Queue: Sebastien Seguin-Gagnon <sebsg@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1238181}

WATCHLISTS

@@ -1361,7 +1361,7 @@
                   'ios/chrome/browser/ui/autofill|'\
                   'ios/chrome/browser/ui/passwords|'\
                   'ios/chrome/browser/ui/settings/autofill|'\
-                  'ios/chrome/browser/ui/settings/password|',
+                  'ios/chrome/browser/ui/settings/password',
     },
     'ios_web': {
       'filepath': 'ios/web(_view)?/',