fix: import Bonsplit in Markdown panels so DEBUG dlog calls resolve (#19 follow-up) (#44)

Author: arzafran

Sources/Panels/MarkdownPanel.swift

@@ -1,4 +1,5 @@
 import Foundation
+import Bonsplit
 import Combine
 
 // MARK: - MarkdownSearchState

Sources/Panels/MarkdownPanelView.swift

@@ -1,4 +1,5 @@
 import AppKit
+import Bonsplit
 import SwiftUI
 import MarkdownUI