tlp: Add support for non-x86 platforms

Before this commit, tlp won't build because it depends on
x86_energy_perf_policy which is only available on x86. This commit only
relies on x86_energy_perf_policy on systems where it is available,
allowing tlp to build on other systems like aarch64-linux.

pkgs/tools/misc/tlp/default.nix

@@ -87,8 +87,8 @@
         smartmontools
         systemd
         utillinux
-        x86_energy_perf_policy
       ] ++ lib.optional enableRDW networkmanager
+        ++ lib.optional (lib.any (lib.meta.platformMatch stdenv.hostPlatform) x86_energy_perf_policy.meta.platforms) x86_energy_perf_policy
     );
   in
     ''