Need to correct phone number in "Find your analyst" message

[AmyKort]

When users search for the analyst of a committee that has not yet been assigned an analyst (https://www.fec.gov/help-candidates-and-committees/question-rad/) they receive a message directing them to call RAD directly or to call the FEC's toll free number.

The toll free number listed in the message should be 1-800-424-9530 (not 425). The toll free number is correct other places on the page, but we need to correct it in that message.

More information about the message is here: https://github.com/18F/fec-cms/issues/1142

[patphongs]

merged PR fix into dev. closing this ticket.