[FEATURE]: add pagination for 'buildtest inspect' command

[shahzebsiddiqui]

Please describe your feature request

Let's add pagination support for buildtest inspect command that will be done via option --pager and short option -p to be consistent.

The pagination will be done via rich see https://rich.readthedocs.io/en/stable/console.html#paging.

See related implementation in buildtest report or buildtest buildspec for pagination in files: https://github.com/buildtesters/buildtest/blob/devel/buildtest/cli/report.py and https://github.com/buildtesters/buildtest/blob/devel/buildtest/cli/buildspec.py

Action Item

• [ ] Add --pager and -p option in https://github.com/buildtesters/buildtest/blob/devel/buildtest/cli/init.py
• [ ] Add support of pagination for commands buildtest inspect buildspec, buildtest inspect name, buildtest inspect query and buildtest inspect list in https://github.com/buildtesters/buildtest/blob/devel/buildtest/cli/inspect.py
• [ ] Add option to bash completion script https://github.com/buildtesters/buildtest/blob/devel/bash_completion.sh
• [ ] Add regression test for pagination in https://github.com/buildtesters/buildtest/blob/devel/tests/cli/test_inspect.py
• [ ] Add a row entry in buildtest help inspect pertaining to pagination in https://github.com/buildtesters/buildtest/blob/devel/buildtest/cli/help.py

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Is there an existing issue

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