nix: Update to access new rust toolchain version (#33476)

Needed due to #33439

Release Notes:

- N/A

flake.lock

@@ -2,11 +2,11 @@
   "nodes": {
     "crane": {
       "locked": {
-        "lastModified": 1748047550,
-        "narHash": "sha256-t0qLLqb4C1rdtiY8IFRH5KIapTY/n3Lqt57AmxEv9mk=",
+        "lastModified": 1750266157,
+        "narHash": "sha256-tL42YoNg9y30u7zAqtoGDNdTyXTi8EALDeCB13FtbQA=",
         "owner": "ipetkov",
         "repo": "crane",
-        "rev": "b718a78696060df6280196a6f992d04c87a16aef",
+        "rev": "e37c943371b73ed87faf33f7583860f81f1d5a48",
         "type": "github"
       },
       "original": {
@@ -33,10 +33,10 @@
     "nixpkgs": {
       "locked": {
         "lastModified": 315532800,
-        "narHash": "sha256-3c6Axl3SGIXCixGtpSJaMXLkkSRihHDlLaGewDEgha0=",
-        "rev": "3108eaa516ae22c2360928589731a4f1581526ef",
+        "narHash": "sha256-j+zO+IHQ7VwEam0pjPExdbLT2rVioyVS3iq4bLO3GEc=",
+        "rev": "61c0f513911459945e2cb8bf333dc849f1b976ff",
         "type": "tarball",
-        "url": "https://releases.nixos.org/nixpkgs/nixpkgs-25.11pre806109.3108eaa516ae/nixexprs.tar.xz"
+        "url": "https://releases.nixos.org/nixpkgs/nixpkgs-25.11pre821324.61c0f5139114/nixexprs.tar.xz"
       },
       "original": {
         "type": "tarball",
@@ -58,11 +58,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1748227081,
-        "narHash": "sha256-RLnN7LBxhEdCJ6+rIL9sbhjBVDaR6jG377M/CLP/fmE=",
+        "lastModified": 1750964660,
+        "narHash": "sha256-YQ6EyFetjH1uy5JhdhRdPe6cuNXlYpMAQePFfZj4W7M=",
         "owner": "oxalica",
         "repo": "rust-overlay",
-        "rev": "1cbe817fd8c64a9f77ba4d7861a4839b0b15983e",
+        "rev": "04f0fcfb1a50c63529805a798b4b5c21610ff390",
         "type": "github"
       },
       "original": {