drop redundant %ghc_arches_with_ghci

ghc-QuickCheck.spec

@@ -18,12 +18,9 @@ BuildRequires:  ghc-Cabal-devel
 BuildRequires:  ghc-rpm-macros
 # Begin cabal-rpm deps:
 BuildRequires:  ghc-random-devel
-%ifarch %{ghc_arches_with_ghci}
 BuildRequires:  ghc-template-haskell-devel
-%endif
 BuildRequires:  ghc-tf-random-devel
 BuildRequires:  ghc-transformers-devel
-ExclusiveArch:  %{ghc_arches_with_ghci}
 %if %{with tests}
 BuildRequires:  ghc-test-framework-devel
 %endif