Prevent font warnings in filter text view

MongoView/View Controllers/QueryViewController.swift

@@ -50,7 +50,6 @@ class QueryViewController: NSViewController {
         verticalSplitView.delegate = self
         verticalSplitView.setHoldingPriority(.defaultHigh, forSubviewAt: 0)
         
-        filterTextView.font = .monospacedSystemFont(ofSize: 13, weight: .regular)
         filterTextView.isAutomaticQuoteSubstitutionEnabled = false
         filterTextView.string = defaultFilter