Replace telegraf with node exporter

Signed-off-by: Nikolaos Karaolidis <nick@karaolidis.com>

hosts/common/configs/user/gui/firefox/default.nix

@@ -38,14 +38,14 @@ in
           EmailTracking = true;
         };
         FirefoxHome = {
-          "Locked" = true;
-          "Search" = true;
-          "TopSites" = true;
-          "SponsoredTopSites" = false;
-          "Highlights" = false;
-          "Pocket" = false;
-          "SponsoredPocket" = false;
-          "Snippets" = false;
+          Locked = true;
+          Search = true;
+          TopSites = true;
+          SponsoredTopSites = false;
+          Highlights = false;
+          Pocket = false;
+          SponsoredPocket = false;
+          Snippets = false;
         };
         NoDefaultBookmarks = true;
         OfferToSaveLogins = false;
@@ -94,10 +94,10 @@ in
           ];
           force = true;
           engines = {
-            "google".metaData.alias = "@g";
-            "ddg".metaData.alias = "@d";
-            "wikipedia".metaData.alias = "@w";
-            "nix" = {
+            google.metaData.alias = "@g";
+            ddg.metaData.alias = "@d";
+            wikipedia.metaData.alias = "@w";
+            nix = {
               urls = [
                 {
                   template = "https://mynixos.com/search";