fix the status notification with special char

lib/pleroma/web/twitter_api/views/activity_view.ex

@@ -289,7 +289,7 @@ def render(
       "uri" => object.data["id"],
       "user" => UserView.render("show.json", %{user: user, for: opts[:for]}),
       "statusnet_html" => html,
-      "text" => text,
+      "text" => HtmlEntities.decode(text),
       "is_local" => activity.local,
       "is_post_verb" => true,
       "created_at" => created_at,

test/web/twitter_api/views/activity_view_test.exs

@@ -371,4 +371,14 @@ test "a peertube video" do
     assert length(result["attachments"]) == 1
     assert result["summary"] == "Friday Night"
   end
+
+  test "special characters are not escaped in text field for status created" do
+    text = "<3 is on the way"
+
+    {:ok, activity} = CommonAPI.post(insert(:user), %{"status" => text})
+
+    result = ActivityView.render("activity.json", activity: activity)
+
+    assert result["text"] == text
+  end
 end