fix: use correct difftastic settings

Signed-off-by: Lander Van den Bulcke <landervandenbulcke@gmail.com>

home/lander/features/cli/git/default.nix

@@ -61,18 +61,19 @@ in
 
       # sign your commits!
       commit.gpgsign = true;
-
-      # use difftastic
-      difftastic = {
-        enable = true;
-        enableAsDifftool = true;
-      };
     };
+
     # This is optional, as `git identity` will call the `git-identity` script by itself, however
     # setting it up explicitly as an alias gives you autocomplete
     aliases = {
       identity = "! git-identity";
       id = "! git-identity";
     };
+
+    # use difftastic
+    difftastic = {
+      enable = true;
+      enableAsDifftool = true;
+    };
   };
 }