Add pagination to open api spec for listing of namespaces, tables, views

[rahil-c]

Dev List discussion thread around adding support for pagination in list namespaces, tables, and views: https://lists.apache.org/thread/lql05h02qtp8mgq74ovhb0ndd76ck4f3

Credit to @emkornfield for creating this google doc for listing all cases which this change is based off: https://docs.google.com/document/d/1bbfoLssY1szCO_Hm3_93ZcN0UAMpf7kjmpwHQngqQJ0/edit

cc @jackye1995 @rdblue @danielcweeks

Testing

Ran make install, make lint, and python3 rest-catalog-open-api.py without issues.`

[rahil-c]

@jackye1995 can we merge this?

[jackye1995]

Looks like it's still pending review from @danielcweeks? Is there any further comments?