github: Update actions to remove warnings

github: Update actions to remove warnings

Update the setup-python action to v4 and the upload-artifact
action to v3.  This should remove the following warnings:

	Node.js 12 actions are deprecated. Please update the following
	actions to use Node.js 16: actions/setup-python@v2. For more
	information see:
	https://github.blog/changelog/2022-09-22-github-actions-all-actions-will-begin-running-on-node16-instead-of-node12/.

	Node.js 12 actions are deprecated. Please update the following
	actions to use Node.js 16: actions/upload-artifact@v2,
	coverallsapp/github-action@master. For more information see:
	https://github.blog/changelog/2022-09-22-github-actions-all-actions-will-begin-running-on-node16-instead-of-node12/

Signed-off-by: Tom Hromatka <tom.hromatka@oracle.com>
Reviewed-by: Kamalesh Babulal <kamalesh.babulal@oracle.com>