treewide: name -> pname (easy cases) (#66585)

treewide replacement of

stdenv.mkDerivation rec {
  name = "*-${version}";
  version = "*";

to pname

pkgs/development/libraries/libdvdcss/default.nix

@@ -1,13 +1,13 @@
 {stdenv, fetchurl, IOKit}:
 
 stdenv.mkDerivation rec {
-  name = "libdvdcss-${version}";
+  pname = "libdvdcss";
   version = "1.4.2";
 
   buildInputs = stdenv.lib.optional stdenv.isDarwin IOKit;
 
   src = fetchurl {
-    url = "http://get.videolan.org/libdvdcss/${version}/${name}.tar.bz2";
+    url = "http://get.videolan.org/libdvdcss/${version}/${pname}-${version}.tar.bz2";
     sha256 = "0x957zzpf4w2cp8zlk29prj8i2q6hay3lzdzsyz8y3cwxivyvhkq";
   };