[GHC] #15028: Deprecate and Remove Data.Semigroup.Option

[GHC]

#15028: Deprecate and Remove Data.Semigroup.Option
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           Reporter:  andrewthad     |             Owner:  (none)
               Type:  task           |            Status:  new
           Priority:  normal         |         Milestone:  8.6.1
          Component:  Compiler       |           Version:  8.2.2
           Keywords:  base           |  Operating System:  Unknown/Multiple
       Architecture:                 |   Type of failure:  None/Unknown
  Unknown/Multiple                   |
          Test Case:                 |        Blocked By:
           Blocking:                 |   Related Tickets:
Differential Rev(s):                 |         Wiki Page:
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 Since the Semigroup-Monoid Proposal has landed, the data type `Option`
 from `Data.Semigroup` is now obsolete. I propose that it be marked
 deprecated in GHC 8.6 and removed in GHC 8.10.

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/15028>
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