update nixpkgs

btcpayserver: 1.3.3 -> 1.3.6
electrs: 0.9.2 -> 0.9.3
lnd: 0.13.3-beta -> 0.14.1-beta
nbxplorer: 2.2.16 -> 2.2.18

electrs does not accept command line argument -vv anymore, so we have to use
--log-filter instead.

flake.lock

@@ -2,11 +2,11 @@
   "nodes": {
     "flake-utils": {
       "locked": {
-        "lastModified": 1634851050,
-        "narHash": "sha256-N83GlSGPJJdcqhUxSCS/WwW5pksYf3VP1M13cDRTSVA=",
+        "lastModified": 1637014545,
+        "narHash": "sha256-26IZAc5yzlD9FlDT54io1oqG/bBoyka+FJk5guaX4x4=",
         "owner": "numtide",
         "repo": "flake-utils",
-        "rev": "c91f3de5adaf1de973b797ef7485e441a65b8935",
+        "rev": "bba5dcc8e0b20ab664967ad83d24d64cb64ec4f4",
         "type": "github"
       },
       "original": {
@@ -17,11 +17,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1636333654,
-        "narHash": "sha256-3wh9PtCzcaJQuZrgZ+ygKfhltkDNNqT6zOzGsRbjZEo=",
+        "lastModified": 1637973395,
+        "narHash": "sha256-wp/QgsnnKJAIMZeQgJT1bWQ/OutZ+80lHwtpYAUWDfE=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "e74894146a42ba552ebafa19ab2d1df7ccbc1738",
+        "rev": "4f37689c8a219a9d756c5ff38525ad09349f422f",
         "type": "github"
       },
       "original": {
@@ -33,11 +33,11 @@
     },
     "nixpkgsUnstable": {
       "locked": {
-        "lastModified": 1636470166,
-        "narHash": "sha256-0tyWSS5rgMtML5p41ZdE5ocuAnRdtOGvdsqQyMUBYAI=",
+        "lastModified": 1638036523,
+        "narHash": "sha256-ZL6gogsuBmhBvIro+YwRKrypYhwVPCOOO7FmhOV/xyE=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "f096b7122ab08e93c8b052c92461ca71b80c0cc8",
+        "rev": "9c191ebcdfe917043195c54ab6ae8e934434fe7b",
         "type": "github"
       },
       "original": {

modules/electrs.nix

@@ -79,7 +79,8 @@ in {
         # electrs only uses the working directory for reading electrs.toml
         WorkingDirectory = "/run/electrs";
         ExecStart = ''
-          ${config.nix-bitcoin.pkgs.electrs}/bin/electrs -vv \
+          ${config.nix-bitcoin.pkgs.electrs}/bin/electrs \
+          --log-filters=INFO \
           --network=${bitcoind.makeNetworkName "bitcoin" "regtest"} \
           --db-dir='${cfg.dataDir}' \
           --daemon-dir='${bitcoind.dataDir}' \