Remove files related to plugin extension system (#1195)

* Remove files related to plugin extension system

Signed-off-by: Wouter01 <wouterhennen@gmail.com>

* build fix

Signed-off-by: Wouter01 <wouterhennen@gmail.com>

---------

Signed-off-by: Wouter01 <wouterhennen@gmail.com>

Author: Wouter01

CodeEdit.xcodeproj/project.pbxproj

@@ -50,8 +50,6 @@ final class AppDelegate: NSObject, NSApplicationDelegate, ObservableObject {
                 self.handleOpen()
             }
         }
-
-        ExtensionManager.shared.refreshBundles()
     }
 
     func applicationWillTerminate(_ aNotification: Notification) {

CodeEdit.xcodeproj/project.xcworkspace/xcshareddata/swiftpm/Package.resolved

@@ -9,13 +9,10 @@ import Foundation
 import AppKit
 import SwiftUI
 import Combine
-import CodeEditKit
 
 @objc(WorkspaceDocument) final class WorkspaceDocument: NSDocument, ObservableObject, NSToolbarDelegate {
     var workspaceClient: WorkspaceClient?
 
-    var extensionNavigatorData = ExtensionNavigatorData()
-
     @Published var sortFoldersOnTop: Bool = true
 
     @Published var fileItems: [WorkspaceClient.FileItem] = []
@@ -48,8 +45,6 @@ import CodeEditKit
     private let activeTabStateName: String = "\(String(describing: WorkspaceDocument.self))-ActiveTab"
     private var openedTabsFromState = false
 
-    @Published var targets: [Target] = []
-
     deinit {
         cancellables.forEach { $0.cancel() }
         NotificationCenter.default.removeObserver(self)
@@ -254,16 +249,3 @@ import CodeEditKit
         mutablePointer.pointee = shouldClose
     }
 }
-
-// MARK: - Extensions
-extension WorkspaceDocument {
-    func target(didAdd target: Target) {
-        self.targets.append(target)
-    }
-    func target(didRemove target: Target) {
-        self.targets.removeAll { $0.id == target.id }
-    }
-    func targetDidClear() {
-        self.targets.removeAll()
-    }
-}