pkgs: refactor needless quoting of homepage meta attribute (#27809)

* pkgs: refactor needless quoting of homepage meta attribute

A lot of packages are needlessly quoting the homepage meta attribute
(about 1400, 22%), this commit refactors all of those instances.

* pkgs: Fixing some links that were wrongfully unquoted in the previous
commit

* Fixed some instances

pkgs/games/zdoom/default.nix

@@ -46,7 +46,7 @@ stdenv.mkDerivation rec {
   '';
 
   meta = with stdenv.lib; {
-    homepage = "http://zdoom.org/";
+    homepage = http://zdoom.org/;
     description = "Enhanced port of the official DOOM source code";
     # Doom source license, MAME license
     license = licenses.unfreeRedistributable;

pkgs/games/zdoom/zdbsp.nix

@@ -19,7 +19,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "ZDoom's internal node builder for DOOM maps";
-    homepage = "https://zdoom.org/wiki/ZDBSP";
+    homepage = https://zdoom.org/wiki/ZDBSP;
     license = licenses.gpl2Plus;
     maintainers = with maintainers; [ertes];
     platforms = platforms.linux;