bpo-42392: Remove deprecated loop parameter from docs (GH-23552)

diff --git a/Doc/library/asyncio-task.rst b/Doc/library/asyncio-task.rst
index c638f12..73ada0e 100644
--- a/Doc/library/asyncio-task.rst
+++ b/Doc/library/asyncio-task.rst
@@ -283,7 +283,7 @@
 Sleeping
 ========
 
-.. coroutinefunction:: sleep(delay, result=None, \*, loop=None)
+.. coroutinefunction:: sleep(delay, result=None)
 
    Block for *delay* seconds.
 
@@ -293,9 +293,6 @@
    ``sleep()`` always suspends the current task, allowing other tasks
    to run.
 
-   .. deprecated-removed:: 3.8 3.10
-      The *loop* parameter.
-
    .. _asyncio_example_sleep:
 
    Example of coroutine displaying the current date every second
@@ -319,7 +316,7 @@
 Running Tasks Concurrently
 ==========================
 
-.. awaitablefunction:: gather(\*aws, loop=None, return_exceptions=False)
+.. awaitablefunction:: gather(\*aws, return_exceptions=False)
 
    Run :ref:`awaitable objects <asyncio-awaitables>` in the *aws*
    sequence *concurrently*.
@@ -348,9 +345,6 @@
    cancellation of one submitted Task/Future to cause other
    Tasks/Futures to be cancelled.
 
-   .. deprecated-removed:: 3.8 3.10
-      The *loop* parameter.
-
    .. _asyncio_example_gather:
 
    Example::
@@ -403,7 +397,7 @@
 Shielding From Cancellation
 ===========================
 
-.. awaitablefunction:: shield(aw, \*, loop=None)
+.. awaitablefunction:: shield(aw)
 
    Protect an :ref:`awaitable object <asyncio-awaitables>`
    from being :meth:`cancelled <Task.cancel>`.
@@ -436,14 +430,11 @@
        except CancelledError:
            res = None
 
-   .. deprecated-removed:: 3.8 3.10
-      The *loop* parameter.
-
 
 Timeouts
 ========
 
-.. coroutinefunction:: wait_for(aw, timeout, \*, loop=None)
+.. coroutinefunction:: wait_for(aw, timeout)
 
    Wait for the *aw* :ref:`awaitable <asyncio-awaitables>`
    to complete with a timeout.
@@ -466,9 +457,6 @@
 
    If the wait is cancelled, the future *aw* is also cancelled.
 
-   .. deprecated-removed:: 3.8 3.10
-      The *loop* parameter.
-
    .. _asyncio_example_waitfor:
 
    Example::
@@ -500,8 +488,7 @@
 Waiting Primitives
 ==================
 
-.. coroutinefunction:: wait(aws, \*, loop=None, timeout=None,\
-                            return_when=ALL_COMPLETED)
+.. coroutinefunction:: wait(aws, \*, timeout=None, return_when=ALL_COMPLETED)
 
    Run :ref:`awaitable objects <asyncio-awaitables>` in the *aws*
    iterable concurrently and block until the condition specified
@@ -553,10 +540,6 @@
       ``wait()`` directly is deprecated as it leads to
       :ref:`confusing behavior <asyncio_example_wait_coroutine>`.
 
-   .. deprecated-removed:: 3.8 3.10
-
-      The *loop* parameter.
-
    .. _asyncio_example_wait_coroutine:
    .. note::
 
@@ -590,7 +573,7 @@
       deprecated.
 
 
-.. function:: as_completed(aws, \*, loop=None, timeout=None)
+.. function:: as_completed(aws, \*, timeout=None)
 
    Run :ref:`awaitable objects <asyncio-awaitables>` in the *aws*
    iterable concurrently.  Return an iterator of coroutines.
@@ -600,9 +583,6 @@
    Raises :exc:`asyncio.TimeoutError` if the timeout occurs before
    all Futures are done.
 
-   .. deprecated-removed:: 3.8 3.10
-      The *loop* parameter.
-
    Example::
 
        for coro in as_completed(aws):