s0mePC-nix -> ada: rename

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

ada/nixpkgs/config.nix

@@ -0,0 +1,8 @@
+{...}: {
+  nixpkgs = {
+    config = {
+      allowUnfree = true;
+      allowBroken = true;
+    };
+  };
+}

ada/nixpkgs/overlays.nix

@@ -0,0 +1,6 @@
+{...}: {
+  nixpkgs = {
+    overlays = [
+    ];
+  };
+}

ada/nixpkgs/system.nix

@@ -0,0 +1,6 @@
+{...}: {
+  nixpkgs = {
+    system = "x86_64-linux";
+    hostPlatform = "x86_64-linux";
+  };
+}