Fixes #2920 - Adds missing data review links

app/metrics.yaml

@@ -83,7 +83,7 @@ events:
     bugs:
     - 1024
     data_reviews:
-    - TBD
+    - https://github.com/mozilla-mobile/fenix/pull/1214#issue-264756708
     notification_emails:
     - fenix-core@mozilla.com
     expires: "2020-03-01"
@@ -145,7 +145,7 @@ crash_reporter:
     bugs:
     - 1040
     data_reviews:
-    - TBD
+    - https://github.com/mozilla-mobile/fenix/pull/1214#issue-264756708
     notification_emails:
     - fenix-core@mozilla.com
     expires: "2020-03-01"
@@ -159,7 +159,7 @@ crash_reporter:
     bugs:
     - 1040
     data_reviews:
-    - TBD
+    - https://github.com/mozilla-mobile/fenix/pull/1214#issue-264756708
     notification_emails:
     - fenix-core@mozilla.com
     expires: "2020-03-01"
@@ -847,4 +847,4 @@ sync_account:
     - https://github.com/mozilla-mobile/fenix/pull/2745#issuecomment-494918532
     notification_emails:
     - fenix-core@mozilla.com
-    expires: "2020-03-01"
+    expires: "2020-03-01"