Update CLI module references for profiling restructure

Point cProfile to profiling.tracing docs and add profiling.sampling to the
list of modules with CLI interfaces. The old profile-cli label no longer
exists after the documentation restructure.

Author: pablogsal

Doc/library/cmdline.rst

@@ -12,7 +12,7 @@ The following modules have a command-line interface.
 * :ref:`calendar <calendar-cli>`
 * :mod:`code`
 * :ref:`compileall <compileall-cli>`
-* :mod:`cProfile`: see :ref:`profile <profile-cli>`
+* :mod:`cProfile`: see :ref:`profiling.tracing <profiling-tracing-cli>`
 * :ref:`dis <dis-cli>`
 * :ref:`doctest <doctest-cli>`
 * :mod:`!encodings.rot_13`
@@ -31,7 +31,8 @@ The following modules have a command-line interface.
 * :ref:`pickletools <pickletools-cli>`
 * :ref:`platform <platform-cli>`
 * :mod:`poplib`
-* :ref:`profile <profile-cli>`
+* :ref:`profiling.sampling <profiling-sampling>`
+* :ref:`profiling.tracing <profiling-tracing-cli>`
 * :mod:`pstats`
 * :ref:`py_compile <py_compile-cli>`
 * :mod:`pyclbr`