nixfmt-rfc-style

There is nothing in this commit except for the changes made by
nix-shell -p nixfmt-rfc-style --run "nixfmt ."

If this has mucked up your open branches then sorry about that. You
can probably nixfmt them to match before merging

modules/arch/arm.nix

@@ -1,10 +1,15 @@
-{ lim, pkgs, config, ...}:
+{
+  lim,
+  pkgs,
+  config,
+  ...
+}:
 {
   config = {
     kernel.config = {
       OF = "y";
     };
-    kernel.makeTargets = ["arch/arm/boot/zImage"];
+    kernel.makeTargets = [ "arch/arm/boot/zImage" ];
     hardware.ram.startAddress = lim.parseInt "0x40000000";
     system.outputs.u-boot = pkgs.ubootQemuArm;
   };