Revert "treewide: use buildPackages for config builders"

This reverts commit 35af6e3605.

nixos/modules/installer/cd-dvd/sd-image-aarch64.nix

@@ -5,7 +5,7 @@
 let
   extlinux-conf-builder =
     import ../../system/boot/loader/generic-extlinux-compatible/extlinux-conf-builder.nix {
-      pkgs = pkgs.buildPackages;
+      inherit pkgs;
     };
 in
 {

nixos/modules/installer/cd-dvd/sd-image-armv7l-multiplatform.nix

@@ -5,7 +5,7 @@
 let
   extlinux-conf-builder =
     import ../../system/boot/loader/generic-extlinux-compatible/extlinux-conf-builder.nix {
-      pkgs = pkgs.buildPackages;
+      inherit pkgs;
     };
 in
 {

nixos/modules/installer/cd-dvd/sd-image-raspberrypi.nix

@@ -5,7 +5,7 @@
 let
   extlinux-conf-builder =
     import ../../system/boot/loader/generic-extlinux-compatible/extlinux-conf-builder.nix {
-      pkgs = pkgs.buildPackages;
+      inherit pkgs;
     };
 in
 {

nixos/modules/system/boot/loader/generations-dir/generations-dir.nix

@@ -7,8 +7,8 @@ let
   generationsDirBuilder = pkgs.substituteAll {
     src = ./generations-dir-builder.sh;
     isExecutable = true;
-    inherit (pkgs.buildPackages) bash;
+    inherit (pkgs) bash;
-    path = with pkgs.buildPackages; [coreutils gnused gnugrep];
+    path = [pkgs.coreutils pkgs.gnused pkgs.gnugrep];
     inherit (config.boot.loader.generationsDir) copyKernels;
   };
 

nixos/modules/system/boot/loader/generic-extlinux-compatible/default.nix

@@ -8,7 +8,7 @@ let
 
   timeoutStr = if blCfg.timeout == null then "-1" else toString blCfg.timeout;
 
-  builder = import ./extlinux-conf-builder.nix { pkgs = pkgs.buildPackages; };
+  builder = import ./extlinux-conf-builder.nix { inherit pkgs; };
 in
 {
   options = {

nixos/modules/system/boot/loader/init-script/init-script.nix

@@ -7,8 +7,8 @@ let
   initScriptBuilder = pkgs.substituteAll {
     src = ./init-script-builder.sh;
     isExecutable = true;
-    inherit (pkgs.buildPackages) bash;
+    inherit (pkgs) bash;
-    path = with pkgs.buildPackages; [coreutils gnused gnugrep];
+    path = [pkgs.coreutils pkgs.gnused pkgs.gnugrep];
   };
 
 in

nixos/modules/system/boot/loader/raspberrypi/uboot-builder.nix

@@ -18,17 +18,18 @@ let
 
   extlinuxConfBuilder =
     import ../generic-extlinux-compatible/extlinux-conf-builder.nix {
-      pkgs = pkgs.buildPackages;
+      inherit pkgs;
     };
 in
 pkgs.substituteAll {
   src = ./uboot-builder.sh;
   isExecutable = true;
-  inherit (pkgs.buildPackages) bash;
+  inherit (pkgs) bash;
-  path = with pkgs.buildPackages; [coreutils gnused gnugrep];
+  path = [pkgs.coreutils pkgs.gnused pkgs.gnugrep];
   firmware = pkgs.raspberrypifw;
   inherit uboot;
   inherit configTxt;
   inherit extlinuxConfBuilder;
   inherit version;
 }
+

nixos/modules/system/boot/loader/systemd-boot/systemd-boot.nix

@@ -12,7 +12,7 @@ let
 
     isExecutable = true;
 
-    inherit (pkgs.buildPackages) python3;
+    inherit (pkgs) python3;
 
     systemd = config.systemd.package;