nvim: Change to Navigator fork supporting wezterm

Changed to personal fork of Navigator which supports wezterm for the
time being - until the changes are merged in some fashion upstream.

nvim/.config/nvim/lua/plugins.lua

@@ -21,8 +21,9 @@ require("packer").startup(function()
     -- vim plugs
     -- essential
     use {
-        'numToStr/Navigator.nvim',
-        config = function() require('Navigator').setup({ mux = "wezterm" }) end
+        'marty-oehme/Navigator.nvim',
+        branch = 'feat/add-wezterm-navigation',
+        config = function() require('Navigator').setup() end
     } -- allow seamless navigation between vim buffers and tmux splits
     use 'jeffkreeftmeijer/vim-numbertoggle' -- toggles numbers to absolute for all buffers but the current which is relative
     use 'RRethy/vim-illuminate' -- highlight other occurences of the word under cursor