system.initrd: remove ip=dhcp kernel parameter

modules/packages/nushell.nix

@@ -17,7 +17,11 @@ inputs:
           nushell =
           {
             enable = true;
-            extraConfig = "source ${inputs.topInputs.nu-scripts}/aliases/git/git-aliases.nu";
+            extraConfig =
+            ''
+              source ${inputs.topInputs.nu-scripts}/aliases/git/git-aliases.nu
+              $env.PATH = ($env.PATH | append ~/bin)
+            '';
           };
           carapace.enable = true;
           oh-my-posh =

modules/system/initrd.nix

@@ -33,8 +33,6 @@ inputs:
             # resolved does not work in initrd, causing network.target to fail
             services.resolved.enable = false;
           };
-          # ip=dhcp only attain ipv4
-          kernelParams = [ "ip=on" ];
         };
       }
     )