Migrate integration test execution from Jenkins to GH Actions

[haraprasadj]

Link to JIRA ticket if there is one: GQE-180

New Features

Breaking Changes

Bug Fixes

Improvements

Dependency updates

Deployment changes

[github-actions]

The style in this PR agrees with black. ✔️

This formatting comment was generated automatically by a script in uc-cdis/wool.

[github-actions]

filepath	$$\textcolor{#23d18b}{\tt{passed}}$$	SUBTOTAL
$$\textcolor{#23d18b}{\tt{tests/test\_discoverypage.py}}$$	$$\textcolor{#23d18b}{\tt{1}}$$	$$\textcolor{#23d18b}{\tt{1}}$$
$$\textcolor{#23d18b}{\tt{tests/test\_aggregate\_mds.py}}$$	$$\textcolor{#23d18b}{\tt{1}}$$	$$\textcolor{#23d18b}{\tt{1}}$$
$$\textcolor{#23d18b}{\tt{tests/test\_metadata\_ingestion.py}}$$	$$\textcolor{#23d18b}{\tt{1}}$$	$$\textcolor{#23d18b}{\tt{1}}$$
$$\textcolor{#23d18b}{\tt{TOTAL}}$$	$$\textcolor{#23d18b}{\tt{3}}$$	$$\textcolor{#23d18b}{\tt{3}}$$

Please find the detailed integration test report here

Please find the ci env pod logs here

[george42-ctds]

Nice! Looks good to me.