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/os-specific/linux/jujuutils/default.nix

@@ -11,7 +11,7 @@ stdenv.mkDerivation {
   buildInputs = [ linuxHeaders ];
 
   meta = {
-    homepage = "http://code.google.com/p/jujuutils/";
+    homepage = http://code.google.com/p/jujuutils/;
     description = "Utilities around FireWire devices connected to a Linux computer";
     license = stdenv.lib.licenses.gpl2;
     platforms = stdenv.lib.platforms.linux;