chore(deps): bump devenv from 5706f60 to 240a5de (#23056)

Bumps [devenv](https://github.com/cachix/devenv) from `5706f60` to `240a5de`.
- [Release notes](https://github.com/cachix/devenv/releases)
- [Commits](https://github.com/cachix/devenv/compare/5706f600b4b6799d5dade8602f85cfd2e060b2f3...240a5de3992ef2c312829fe54a0bd0e46a0b47c9)

---
updated-dependencies:
- dependency-name: devenv
  dependency-version: 240a5de3992ef2c312829fe54a0bd0e46a0b47c9
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

flake.lock

@@ -13,7 +13,10 @@
           "devenv",
           "git-hooks"
         ],
-        "nixpkgs": "nixpkgs"
+        "nixpkgs": [
+          "devenv",
+          "nixpkgs"
+        ]
       },
       "locked": {
         "lastModified": 1777487137,
@@ -57,15 +60,15 @@
         "git-hooks": "git-hooks",
         "nix": "nix",
         "nixd": "nixd",
-        "nixpkgs": "nixpkgs_2",
+        "nixpkgs": "nixpkgs",
         "rust-overlay": "rust-overlay"
       },
       "locked": {
-        "lastModified": 1786490576,
-        "narHash": "sha256-TH5K1TBi5YNUEEVXoPe99Wzy6XOxsuzkypEJofWc/fU=",
+        "lastModified": 1786909838,
+        "narHash": "sha256-TtGlkHrMMGGxmdbHlXAb1CUgDsywNz6HQgWTflIHA64=",
         "owner": "cachix",
         "repo": "devenv",
-        "rev": "5706f600b4b6799d5dade8602f85cfd2e060b2f3",
+        "rev": "4fb1522738129e8c695201e3a5ec156bff3d28dc",
         "type": "github"
       },
       "original": {
@@ -237,18 +240,21 @@
       }
     },
     "nixpkgs": {
+      "inputs": {
+        "nixpkgs-src": "nixpkgs-src"
+      },
       "locked": {
-        "lastModified": 1772624091,
-        "narHash": "sha256-QKyJ0QGWBn6r0invrMAK8dmJoBYWoOWy7lN+UHzW1jc=",
-        "owner": "NixOS",
-        "repo": "nixpkgs",
-        "rev": "80bdc1e5ce51f56b19791b52b2901187931f5353",
+        "lastModified": 1782132010,
+        "narHash": "sha256-ZnAVHdVrotp80iIMm5CSR1fdxPlw7Uwmwxb+O/wsgZ8=",
+        "owner": "cachix",
+        "repo": "devenv-nixpkgs",
+        "rev": "12866ae2dddbc0ab8b329915f8072bb9c75bde89",
         "type": "github"
       },
       "original": {
-        "owner": "NixOS",
-        "ref": "nixos-unstable",
-        "repo": "nixpkgs",
+        "owner": "cachix",
+        "ref": "rolling",
+        "repo": "devenv-nixpkgs",
         "type": "github"
       }
     },
@@ -270,25 +276,6 @@
       }
     },
     "nixpkgs_2": {
-      "inputs": {
-        "nixpkgs-src": "nixpkgs-src"
-      },
-      "locked": {
-        "lastModified": 1782132010,
-        "narHash": "sha256-ZnAVHdVrotp80iIMm5CSR1fdxPlw7Uwmwxb+O/wsgZ8=",
-        "owner": "cachix",
-        "repo": "devenv-nixpkgs",
-        "rev": "12866ae2dddbc0ab8b329915f8072bb9c75bde89",
-        "type": "github"
-      },
-      "original": {
-        "owner": "cachix",
-        "ref": "rolling",
-        "repo": "devenv-nixpkgs",
-        "type": "github"
-      }
-    },
-    "nixpkgs_3": {
       "locked": {
         "lastModified": 1786599213,
         "narHash": "sha256-yNJd40f11EzXBjSByCB7IPpeFFAdeoSKKM67dGkfFoU=",
@@ -308,7 +295,7 @@
       "inputs": {
         "devenv": "devenv",
         "flake-utils": "flake-utils",
-        "nixpkgs": "nixpkgs_3"
+        "nixpkgs": "nixpkgs_2"
       }
     },
     "rust-overlay": {