Deleted redundant code in Report Controller / Widgets
Deleted redundant code in Report Controller / Widgets

Check for generated flash messages no longer needed with the code fix in https://github.com/ManageIQ/manageiq/pull/6525
New begin/rescue block in ci_processing/process_elements generates flash messages
(transferred from ManageIQ/manageiq@70cd77d44352d1872088b5219fee3e029436f4c4)

ManageIQ/manageiq-ui-classic,ManageIQ/manageiq-ui-classic,ManageIQ/manageiq-ui-classic,ManageIQ/manageiq-ui-classic