flake.lock: Update

Flake lock file changes:

• Updated input 'flake-utils':
    'github:numtide/flake-utils/5466c5bbece17adaab2d82fae80b46e807611bf3' (2021-02-28)
  → 'github:numtide/flake-utils/7e5bf3925f6fbdfaf50a2a7ca0be2879c4261d19' (2021-09-13)
• Updated input 'naersk':
    'github:nmattia/naersk/e0fe990b478a66178a58c69cf53daec0478ca6f9' (2021-03-03)
  → 'github:nmattia/naersk/ee7edec50b49ab6d69b06d62f1de554efccb1ccd' (2021-09-21)
• Updated input 'nixpkgs':
    'github:nixos/nixpkgs/310885ec804f9fa0db5c705c7f5d35d415f50564' (2021-03-29)
  → 'github:nixos/nixpkgs/a13824fe5e38187fbc75cd598b5c06bdcc13501f' (2021-09-23)
• Updated input 'rust-overlay':
    'github:oxalica/rust-overlay/38766381042021f547a168ebb3f10305dc6fde08' (2021-03-30)
  → 'github:oxalica/rust-overlay/9c2fc6a62ccbc6f420d71ecac6bf0b84dbbee64f' (2021-10-05)

flake.lock

@@ -2,11 +2,11 @@
   "nodes": {
     "flake-utils": {
       "locked": {
-        "lastModified": 1614513358,
-        "narHash": "sha256-LakhOx3S1dRjnh0b5Dg3mbZyH0ToC9I8Y2wKSkBaTzU=",
+        "lastModified": 1631561581,
+        "narHash": "sha256-3VQMV5zvxaVLvqqUrNz3iJelLw30mIVSfZmAaauM3dA=",
         "owner": "numtide",
         "repo": "flake-utils",
-        "rev": "5466c5bbece17adaab2d82fae80b46e807611bf3",
+        "rev": "7e5bf3925f6fbdfaf50a2a7ca0be2879c4261d19",
         "type": "github"
       },
       "original": {
@@ -22,11 +22,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1614785451,
-        "narHash": "sha256-TPw8kQvr2UNCuvndtY+EjyXp6Q5GEW2l9UafXXh1XmI=",
+        "lastModified": 1632266297,
+        "narHash": "sha256-J1yeJk6Gud9ef2pEf6aKQemrfg1pVngYDSh+SAY94xk=",
         "owner": "nmattia",
         "repo": "naersk",
-        "rev": "e0fe990b478a66178a58c69cf53daec0478ca6f9",
+        "rev": "ee7edec50b49ab6d69b06d62f1de554efccb1ccd",
         "type": "github"
       },
       "original": {
@@ -37,11 +37,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1617042094,
-        "narHash": "sha256-c8w5/Dz+r8gHIGZs1BHJPSzpP3Sga/BYebRkqBoDANY=",
+        "lastModified": 1632408697,
+        "narHash": "sha256-JqTfu361AwFmV0WszXLAjfukqGxBbHRopRgdp9A2w8s=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "310885ec804f9fa0db5c705c7f5d35d415f50564",
+        "rev": "a13824fe5e38187fbc75cd598b5c06bdcc13501f",
         "type": "github"
       },
       "original": {
@@ -69,11 +69,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1617071065,
-        "narHash": "sha256-9JXhxwlc/ZJaO4aZ3cUwQwlK7ZRamjV+BvOTvdXrggs=",
+        "lastModified": 1633400100,
+        "narHash": "sha256-kHQV7jZ2vVHVI9sfda1mUROVBbQbdfKcbIpKG9WdqGo=",
         "owner": "oxalica",
         "repo": "rust-overlay",
-        "rev": "38766381042021f547a168ebb3f10305dc6fde08",
+        "rev": "9c2fc6a62ccbc6f420d71ecac6bf0b84dbbee64f",
         "type": "github"
       },
       "original": {