fix: cleanup roslyn config

lua/plugins/roslyn.lua

@@ -1,7 +1,12 @@
 return {
   'seblj/roslyn.nvim',
+  event = { 'BufReadPre', 'BufNewFile' },
   ft = 'cs',
   opts = {
-    -- your configuration comes here; leave empty for default settings
+    filewatching = false,
+    broad_search = true,
+    -- ignore_sln = function(sln)
+    --   return string.match(sln, 'Contactify.sln') ~= nil
+    -- end,
   },
 }