Correct a typo in the document

This patch changes 'the problems are are'
to 'the problems are' in releasenotes/notes
/remove-fax-fail-5038b4b6eb4951b3.yaml

Change-Id: I3801f56bc5287c6b99307af34f49b059bb537cad
(cherry picked from commit 058eaab)

releasenotes/notes/remove-fax-fail-5038b4b6eb4951b3.yaml

@@ -7,7 +7,7 @@ other:
     produced more problems that it solves. If a failure occurs that is transient
     in nature but is under the set failure percentage the playbook will report a
     success, which can cause silent failures depending on where the failure
-    happened. If a deployer finds themselves in this situation the problems are
+    happened. If a deployer finds themselves in this situation the problems
     are then compounded because the tools will report there are no known issues.
     To ensure deployers have the best deployment experience and the most
     accurate information a change has been made to remove the