[bazel] Add bazel files to watchlist

Bug: v8:11234
Change-Id: I6b3d3a72ad272b8b98e58c0de02b6a9b3dcfb5a8
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2967466
Commit-Queue: Victor Gomes <victorgomes@chromium.org>
Auto-Submit: Victor Gomes <victorgomes@chromium.org>
Reviewed-by: Dan Elphick <delphick@chromium.org>
Cr-Commit-Position: refs/heads/master@{#75205}

WATCHLISTS

@@ -97,7 +97,13 @@
     },
     'regexp': {
       'filepath': 'src/.*regexp',
-    }
+    },
+    'bazel': {
+      'filepath': 'BUILD.gn' \
+                  '|BUILD.bazel' \
+                  '|WORKSPACE' \
+                  '|bazel/'
+    },
   },
 
   'WATCHLISTS': {
@@ -156,5 +162,8 @@
       'jgruber+watch@chromium.org',
       'pthier+watch@chromium.org'
     ],
+    'bazel' : [
+      'victorgomes+watch@chromium.org'
+    ],
   },
 }