TF-4034 Remove button to hide signature

lib/features/composer/presentation/composer_controller.dart

@@ -1722,7 +1722,10 @@ class ComposerController extends BaseController
 
   Future<void> applySignature(String signature) async {
     if (PlatformInfo.isWeb) {
-      richTextWebController?.editorController.insertSignature(signature);
+      richTextWebController?.editorController.insertSignature(
+        signature,
+        allowCollapsed: false,
+      );
     } else {
       await htmlEditorApi?.insertSignature(signature, allowCollapsed: false);
     }

pubspec.lock

@@ -1268,10 +1268,10 @@ packages:
     description:
       path: "."
       ref: main
-      resolved-ref: "05f78b3e2d4535ade646667db5d5602234fe7b5e"
+      resolved-ref: "60d1b2bdde51bab63551fefd8891b2c9e66e5ee8"
       url: "https://github.com/linagora/html-editor-enhanced.git"
     source: git
-    version: "3.2.3"
+    version: "3.2.4"
   html_unescape:
     dependency: transitive
     description: