promtail: fix implementation (env overriding)

+4 -2
+4 -2
pkgs/servers/monitoring/loki/promtail.nix
··· 1 { grafana-loki }: 2 3 - grafana-loki.overrideAttrs (o: { 4 pname = "promtail"; 5 subPackages = [ "clients/cmd/promtail" ]; 6 - env.CGO_ENABLED = 1; 7 })
··· 1 { grafana-loki }: 2 3 + grafana-loki.overrideAttrs (previousAttrs: { 4 pname = "promtail"; 5 subPackages = [ "clients/cmd/promtail" ]; 6 + env = previousAttrs.env or { } // { 7 + CGO_ENABLED = 1; 8 + }; 9 })