drop %ghc_fix_rpath and correct use of %subpkgs

ghc-aeson.spec

@@ -17,7 +17,7 @@ Summary:        Fast JSON parsing and encoding
 License:        BSD
 Url:            https://hackage.haskell.org/package/%{pkg_name}
 Source0:        https://hackage.haskell.org/package/%{pkgver}/%{pkgver}.tar.gz
-Source1:        https://hackage.haskell.org/package/%{subpkgs}/%{subpkgs}.tar.gz
+Source1:        https://hackage.haskell.org/package/%{timelocalecompat}/%{timelocalecompat}.tar.gz
 
 BuildRequires:  ghc-Cabal-devel
 BuildRequires:  ghc-rpm-macros-extra
@@ -89,7 +89,6 @@ This package provides the Haskell %{pkg_name} library development files.
 %install
 %ghc_libs_install %{subpkgs}
 %ghc_lib_install
-%ghc_fix_rpath %{subpkgs}
 
 
 %check