s0mePC-nix -> ada: rename

Signed-off-by: s0me1newithhand7s <git+me@hand7s.org>

ada/boot/loader/systemd-boot.nix

@@ -0,0 +1,19 @@
+{...}: {
+  boot = {
+    loader = {
+      systemd-boot = {
+        enable = false;
+        sortKey = "nixos";
+        memtest86 = {
+          enable = true;
+          sortKey = "o_memtest86";
+        };
+
+        netbootxyz = {
+          enable = false;
+          sortKey = "o_netbootxyz";
+        };
+      };
+    };
+  };
+}