update: Update flake inputs

flake.nix

@@ -81,18 +81,19 @@
       # deploy-rs unfortunately uses an `import nixpkgs`, and its
       # library functions depend on an instantiated nixpkgs, so we
       # can't get around multi-nixpkgs-eval.
-      deployRsPackages = import nixpkgs {
-        inherit system;
-        overlays = [
-          inputs.deploy-rs.overlays.default
-          (_: prev: {
-            deploy-rs = {
-              inherit (nixpkgs.legacyPackages.${system}) deploy-rs;
-              inherit (prev.deploy-rs) lib;
-            };
-          })
-        ];
-      };
+      deploy-rs =
+        (import nixpkgs {
+          inherit system;
+          overlays = [
+            inputs.deploy-rs.overlays.default
+            (_: prev: {
+              deploy-rs = {
+                inherit (nixpkgs.legacyPackages.${system}) deploy-rs;
+                inherit (prev.deploy-rs) lib;
+              };
+            })
+          ];
+        }).deploy-rs;
     in
     {
       ##################
@@ -120,7 +121,7 @@
 
           profiles.system = {
             user = "root";
-            path = deployRsPackages.deploy-rs.lib.${system}.activate.nixos self.nixosConfigurations.hetzner-1;
+            path = deploy-rs.lib.activate.nixos self.nixosConfigurations.hetzner-1;
           };
 
           sshUser = "tlater";
@@ -174,7 +175,7 @@
 
           packages = nixpkgs.lib.attrValues {
             inherit (sops-nix.packages.${system}) sops-import-keys-hook sops-init-gpg-key;
-            inherit (deployRsPackages.deploy-rs) deploy-rs;
+            inherit (deploy-rs) deploy-rs;
           };
         };