Merge pull request #253840 from helsinki-systems/upd/loki

grafana-loki,promtail: 2.8.4 -> 2.9.0

pkgs/servers/monitoring/loki/default.nix

···
 }:
 
 buildGoModule rec {
-  version = "2.8.4";
+  version = "2.9.0";
   pname = "grafana-loki";
 
   src = fetchFromGitHub {
     owner = "grafana";
     repo = "loki";
     rev = "v${version}";
-    hash = "sha256-imMtVjDOkm+cFjyKbP/QNUTYLoLo8TbDQroT0fvbe10=";
+    hash = "sha256-B7LTwPTvRLHqY1du9kj5MKY1kJZT6maNsuc0PBwrMn8=";
   };
 
   vendorHash = null;