[3.14] gh-144837: Improve documentation for more collection methods (GH-144841) (GH-146483)

Use uniform standard signature syntax in the tutorial and in
the array and collections modules documentation.
(cherry picked from commit 17070f41d4ccf5e82e5841e467b3aef5294f2c9a)

Co-authored-by: Serhiy Storchaka <storchaka@gmail.com>