update nixpkgs

btcpayserver: 1.7.1 -> 1.7.2
fulcrum: 1.8.2 -> 1.9.0
nbxplorer: 2.3.49 -> 2.3.54

flake.lock

@@ -10,11 +10,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1667229260,
-        "narHash": "sha256-+J7woVK3pnMwHvJSrB0kYKWqEB4yYDqBcFFg8IhIFhw=",
+        "lastModified": 1671802034,
+        "narHash": "sha256-mkv2u5nQJEV3KlWiopkt/gMz0OM4nmEXSfzkSw6welQ=",
         "owner": "erikarvstedt",
         "repo": "extra-container",
-        "rev": "3fce6c52bad520110c570c8ec5f02e2e6b93ce68",
+        "rev": "e34f0cca15f6f0f2e598dad0b329196d0dab6d4f",
         "type": "github"
       },
       "original": {
@@ -40,11 +40,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1671040593,
-        "narHash": "sha256-W5aZNwYBjaEaLifDWGEfecvnCiDkXjI26rHgidSftUM=",
+        "lastModified": 1672844754,
+        "narHash": "sha256-o26WabuHABQsaHxxmIrR3AQRqDFUEdLckLXkVCpIjSU=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "170e39462b516bd1475ce9184f7bb93106d27c59",
+        "rev": "e9ade2c8240e00a4784fac282a502efff2786bdc",
         "type": "github"
       },
       "original": {
@@ -56,11 +56,11 @@
     },
     "nixpkgs-unstable": {
       "locked": {
-        "lastModified": 1671095104,
-        "narHash": "sha256-BgI8tDJgORrKX9lF93enEDKP5WxIoVBt9+1zoGIfx7k=",
+        "lastModified": 1672756850,
+        "narHash": "sha256-Smbq3+fitwA13qsTMeaaurv09/KVbZfW7m7lINwzDGA=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "7634c3250b6870e76f2e611cb95b72392add9aef",
+        "rev": "298add347c2bbce14020fcb54051f517c391196b",
         "type": "github"
       },
       "original": {