[GHC] #5295: TEST_HC needs to be quoted in plugins/Makefile

[GHC]

#5295: TEST_HC needs to be quoted in plugins/Makefile
----------------------------------+-----------------------------------------
    Reporter:  daniel.is.fischer  |       Owner:              
        Type:  bug                |      Status:  new         
    Priority:  normal             |   Component:  Test Suite  
     Version:  7.1                |    Keywords:              
    Testcase:                     |   Blockedby:              
          Os:  Unknown/Multiple   |    Blocking:              
Architecture:  Unknown/Multiple   |     Failure:  None/Unknown
----------------------------------+-----------------------------------------
 plugins01 fails with
 {{{
 gmake[2]: /home/dafis/GHC/hack/bindisttest/install: Kommando nicht
 gefunden
 gmake[2]: *** [plugins01] Fehler 127
 }}}
 due to the space in `install dir`, TEST_HC needs to be quoted (as it
 recently was in plugins/simple-plugin/Makefile).

-- 
Ticket URL: <http://hackage.haskell.org/trac/ghc/ticket/5295>
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