fix ios plugin

plugins/clipboard/ios/Sources/ClipboardPlugin.swift

@@ -37,6 +37,6 @@ class ClipboardPlugin: Plugin {
 }
 
 @_cdecl("init_plugin_clipboard")
-func initPlugin(name: SRString, webview: WKWebView?) {
-	Tauri.registerPlugin(webview: webview, name: name.toString(), plugin: ClipboardPlugin())
+func initPlugin() -> Plugin {
+  return ClipboardPlugin()
 }

plugins/dialog/ios/Sources/DialogPlugin.swift

@@ -202,6 +202,6 @@ class DialogPlugin: Plugin {
 }
 
 @_cdecl("init_plugin_dialog")
-func initPlugin(name: SRString, webview: WKWebView?) {
-  Tauri.registerPlugin(webview: webview, name: name.toString(), plugin: DialogPlugin())
-}
+func initPlugin() -> Plugin {
+  return DialogPlugin()
+}

shared/template/ios/Sources/ExamplePlugin.swift

@@ -11,6 +11,6 @@ class ExamplePlugin: Plugin {
 }
 
 @_cdecl("init_plugin_{{ plugin_name_snake_case }}")
-func initPlugin(name: SRString, webview: WKWebView?) {
-	Tauri.registerPlugin(webview: webview, name: name.toString(), plugin: ExamplePlugin())
+func initPlugin() -> Plugin {
+  return ExamplePlugin()
 }