Update to latest spec template.

ghc-http-client-tls.spec

@@ -1,7 +1,8 @@
-# generated by cabal-rpm-0.10.0
+# generated by cabal-rpm-0.11.2
 # https://fedoraproject.org/wiki/Packaging:Haskell
 
 %global pkg_name http-client-tls
+%global pkgver %{pkg_name}-%{version}
 
 %bcond_with tests
 
@@ -12,7 +13,7 @@ Summary:        Http-client backend using the connection package and tls library
 
 License:        MIT
 Url:            https://hackage.haskell.org/package/%{pkg_name}
-Source0:        https://hackage.haskell.org/package/%{pkg_name}-%{version}/%{pkg_name}-%{version}.tar.gz
+Source0:        https://hackage.haskell.org/package/%{pkgver}/%{pkgver}.tar.gz
 
 BuildRequires:  ghc-Cabal-devel
 BuildRequires:  ghc-rpm-macros
@@ -57,7 +58,7 @@ files.
 
 
 %prep
-%setup -q -n %{pkg_name}-%{version}
+%setup -q -n %{pkgver}
 
 
 %build