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

treewide replacement of

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

to pname

pkgs/applications/misc/xkbd/default.nix

@@ -3,13 +3,13 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "xkbd-${version}";
+  pname = "xkbd";
   version = "0.8.18";
 
   src = fetchFromGitHub {
     owner = "mahatma-kaganovich";
     repo = "xkbd";
-    rev = name;
+    rev = "${pname}-${version}";
     sha256 = "05ry6q75jq545kf6p20nhfywaqf2wdkfiyp6iwdpv9jh238hf7m9";
   };