Add a comment about fiber.status() (#3122)

Resolves #3119

Author: patiencedaur

doc/reference/reference_lua/fiber.rst

@@ -167,7 +167,7 @@ A **fiber** is a set of instructions which are executed with
 Fibers managed by the fiber module are associated with
 a user-supplied function called the *fiber function*.
 
-A fiber has three possible states: **running**, **suspended** or **dead**.
+A fiber has three possible states, detectable by :ref:`fiber.status() <fiber-status>`: **running**, **suspended** or **dead**.
 When a fiber is created with :ref:`fiber.create() <fiber-create>`, it is running.
 When a fiber is created with :ref:`fiber.new() <fiber-new>` or yields control
 with :ref:`fiber.sleep() <fiber-sleep>`, it is suspended.

locale/ru/LC_MESSAGES/reference/reference_lua/fiber.po

@@ -303,13 +303,13 @@ msgid ""
 msgstr ""
 
 msgid ""
-"A fiber has three possible states: **running**, **suspended** or **dead**. "
+"A fiber has three possible states, detectable by :ref:`fiber.status() <fiber-status>`: **running**, **suspended** or **dead**. "
 "When a fiber is created with :ref:`fiber.create() <fiber-create>`, it is "
 "running. When a fiber is created with :ref:`fiber.new() <fiber-new>` or "
 "yields control with :ref:`fiber.sleep() <fiber-sleep>`, it is suspended. "
 "When a fiber ends (because the fiber function ends), it is dead."
 msgstr ""
-"Существуют три возможных состояния файбера: **running** (активен), "
+"Функция :ref:`fiber.status() <fiber-status>` возвращает три возможных состояния файбера: **running** (активен), "
 "**suspended** (приостановлен) или **dead** (недоступен). После создания "
 "файбера с помощью :ref:`fiber.create() <fiber-create>` он сразу активен. "
 "После создания файбера с помощью :ref:`fiber.new() <fiber-new>` или передачи"