installer: split sd-card into installer & base for bespoke image

nixos/modules/installer/sd-card/sd-image-aarch64-installer.nix

@@ -0,0 +1,6 @@
+{
+  imports = [
+    ../../profiles/installation-device.nix
+    ./sd-image-aarch64.nix
+  ];
+}

nixos/modules/installer/sd-card/sd-image-aarch64-new-kernel-installer.nix

@@ -0,0 +1,6 @@
+{
+  imports = [
+    ../../profiles/installation-device.nix
+    ./sd-image-aarch64-new-kernel.nix
+  ];
+}

nixos/modules/installer/sd-card/sd-image-aarch64.nix

@@ -5,7 +5,6 @@
 {
   imports = [
     ../../profiles/base.nix
-    ../../profiles/installation-device.nix
     ./sd-image.nix
   ];
 

nixos/modules/installer/sd-card/sd-image-armv7l-multiplatform-installer.nix

@@ -0,0 +1,6 @@
+{
+  imports = [
+    ../../profiles/installation-device.nix
+    ./sd-image-armv7l-multiplatform.nix
+  ];
+}

nixos/modules/installer/sd-card/sd-image-armv7l-multiplatform.nix

@@ -5,7 +5,6 @@
 {
   imports = [
     ../../profiles/base.nix
-    ../../profiles/installation-device.nix
     ./sd-image.nix
   ];
 

nixos/modules/installer/sd-card/sd-image-raspberryp4-installer.nix

@@ -0,0 +1,6 @@
+{
+  imports = [
+    ../../profiles/installation-device.nix
+    ./sd-image-raspberrypi4.nix
+  ];
+}

nixos/modules/installer/sd-card/sd-image-raspberrypi-installer.nix

@@ -0,0 +1,6 @@
+{
+  imports = [
+    ../../profiles/installation-device.nix
+    ./sd-image-raspberrypi.nix
+  ];
+}

nixos/modules/installer/sd-card/sd-image-raspberrypi.nix

@@ -5,7 +5,6 @@
 {
   imports = [
     ../../profiles/base.nix
-    ../../profiles/installation-device.nix
     ./sd-image.nix
   ];