build(deps) update nix

- update nix flake
- bump hard coded reference to rustfmt nightly version
- fix warning that latest version of rustfmt produced

1 files changed, 9 insertions, 9 deletions

diff --git a/flake.lock b/flake.lock
index 29425ed..6bec3de 100644
--- a/flake.lock
+++ b/flake.lock
@@ -5,11 +5,11 @@
         "systems": "systems"
       },
       "locked": {
-        "lastModified": 1692799911,
-        "narHash": "sha256-3eihraek4qL744EvQXsK1Ha6C3CR7nnT8X2qWap4RNk=",
+        "lastModified": 1701680307,
+        "narHash": "sha256-kAuep2h5ajznlPMD9rnQyffWG8EM/C73lejGofXvdM8=",
         "owner": "numtide",
         "repo": "flake-utils",
-        "rev": "f9e7cf818399d17d347f847525c5a5a8032e4e44",
+        "rev": "4022d587cbbfd70fe950c1e2083a02621806a725",
         "type": "github"
       },
       "original": {
@@ -38,11 +38,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1694183432,
-        "narHash": "sha256-YyPGNapgZNNj51ylQMw9lAgvxtM2ai1HZVUu3GS8Fng=",
+        "lastModified": 1701436327,
+        "narHash": "sha256-tRHbnoNI8SIM5O5xuxOmtSLnswEByzmnQcGGyNRjxsE=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "db9208ab987cdeeedf78ad9b4cf3c55f5ebd269b",
+        "rev": "91050ea1e57e50388fa87a3302ba12d188ef723a",
         "type": "github"
       },
       "original": {
@@ -81,11 +81,11 @@
         "nixpkgs": "nixpkgs_2"
       },
       "locked": {
-        "lastModified": 1694398298,
-        "narHash": "sha256-Hi904+2V5DJhFdEy9DcARSRrGJOlYSILHUC6CgTtuZU=",
+        "lastModified": 1701829002,
+        "narHash": "sha256-zUQTSNujRESm2s0SvL4EXx1l5BqX7VNDAaFWGnaylUY=",
         "owner": "oxalica",
         "repo": "rust-overlay",
-        "rev": "6c520f2e31f4bebeb29cc4563543de7187013575",
+        "rev": "1fdfc1689218998460983986501bd65ba5bbee0f",
         "type": "github"
       },
       "original": {