build: update Nix dependencies (#5108)

Allows users of the nix dev-shell to use Rust 1.78.

scripts/nix/flake.lock

@@ -41,11 +41,11 @@
         "nixpkgs": "nixpkgs"
       },
       "locked": {
-        "lastModified": 1698420672,
-        "narHash": "sha256-/TdeHMPRjjdJub7p7+w55vyABrsJlt5QkznPYy55vKA=",
+        "lastModified": 1713520724,
+        "narHash": "sha256-CO8MmVDmqZX2FovL75pu5BvwhW+Vugc7Q6ze7Hj8heI=",
         "owner": "nix-community",
         "repo": "naersk",
-        "rev": "aeb58d5e8faead8980a807c840232697982d47b9",
+        "rev": "c5037590290c6c7dae2e42e7da1e247e54ed2d49",
         "type": "github"
       },
       "original": {
@@ -57,8 +57,8 @@
     "nixpkgs": {
       "locked": {
         "lastModified": 0,
-        "narHash": "sha256-YN/Ciidm+A0fmJPWlHBGvVkcarYWSC+s3NTPk/P+q3c=",
-        "path": "/nix/store/amxd2p02wx78nyaa4bkb0hjvgwhz1dq7-source",
+        "narHash": "sha256-cYApT0NXJfqBkKcci7D9Kr4CBYZKOQKDYA23q8XNuWg=",
+        "path": "/nix/store/0qd773b63yg8435w8hpm13zqz7iipcbs-source",
         "type": "path"
       },
       "original": {
@@ -68,11 +68,11 @@
     },
     "nixpkgs_2": {
       "locked": {
-        "lastModified": 1711668574,
-        "narHash": "sha256-u1dfs0ASQIEr1icTVrsKwg2xToIpn7ZXxW3RHfHxshg=",
+        "lastModified": 1716218643,
+        "narHash": "sha256-i/E7gzQybvcGAYDRGDl39WL6yVk30Je/NXypBz6/nmM=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "219951b495fc2eac67b1456824cc1ec1fd2ee659",
+        "rev": "a8695cbd09a7ecf3376bd62c798b9864d20f86ee",
         "type": "github"
       },
       "original": {
@@ -111,11 +111,11 @@
         "nixpkgs": "nixpkgs_3"
       },
       "locked": {
-        "lastModified": 1712110341,
-        "narHash": "sha256-8LU2IM4ctHz043hlzoFUwQS1QIdhiMGEH/oIfPCxoWU=",
+        "lastModified": 1716430594,
+        "narHash": "sha256-vdVzaGD5p+KG7XHepIeX5rUPmdzEcF2w6rhqfr0SNkI=",
         "owner": "oxalica",
         "repo": "rust-overlay",
-        "rev": "74deb67494783168f5b6d2071d73177e6bccab65",
+        "rev": "ee0db3aeebafeaada2b98d076de6d314b4c8682e",
         "type": "github"
       },
       "original": {