fix: remove extra networks =

Author: uri-99

explorer/lib/explorer_web/components/nav.ex

@@ -11,8 +11,7 @@ defmodule NavComponent do
   end
 
   def get_networks(current_network) do
-    networks =
-      Helpers.get_aligned_networks()
+    Helpers.get_aligned_networks()
       |> Enum.filter(fn {name, _link} ->
         case current_network do
           # Filter dev networks if we are in mainnet or holesky