refactor: change to litterate config

Configuration is now held by the `.org` files. All `.nix` files are
tangled from the org-mode files.

modules/hardware/pinetab2.nix

@@ -1,14 +1,10 @@
 {
-  flake.modules.nixos.pinetab2 = {lib, ...}:
-    with lib; {
-      options.mySystem.hardware.pinetab2.enable = mkEnableOption "Activate support for the PineTab2";
-      config = {
-        boot.kernelParams = ["console=tty0" "console=ttyS2,1500000n8" "rootwait" "root=LABEL=NIXOS_SD" "rw"];
-        hardware.sensor.iio.enable = true;
-        services.avahi = {
-          enable = true;
-          openFirewall = true;
-        };
-      };
+  flake.modules.nixos.pinetab2 = {
+    boot.kernelParams = ["console=tty0" "console=ttyS2,1500000n8" "rootwait" "root=LABEL=NIXOS_SD" "rw"];
+    hardware.sensor.iio.enable = true;
+    services.avahi = {
+      enable = true;
+      openFirewall = true;
     };
+  };
 }