chore: run nix fmt

Author: o-santi

nix/packages/postgres.nix

@@ -102,11 +102,14 @@
               dbExtensions17
             else
               ourExtensions;
-          extCallPackage = pkgs.lib.callPackageWith (pkgs // {
-            inherit postgresql;
-            switch-ext-version = extCallPackage ./switch-ext-version.nix {};
-            overlayfs-on-package = extCallPackage ./overlayfs-on-package.nix {};
-          });
+          extCallPackage = pkgs.lib.callPackageWith (
+            pkgs
+            // {
+              inherit postgresql;
+              switch-ext-version = extCallPackage ./switch-ext-version.nix { };
+              overlayfs-on-package = extCallPackage ./overlayfs-on-package.nix { };
+            }
+          );
         in
         map (path: extCallPackage path { }) extensionsToUse;