Sending out multiple reports as one email in splunk

There sure is - put both reports into a Dashboard, and schedule the Dashboard to be delivered every morning at 8a (or whenever you like).

Adding a Report to a Dashboard as a Panel is pretty straightforward*:

Add as many panels as you desire to the dashboard, then schedule it:

Note: you do have to have appropriate permissions to schedule Reports, Dashboards, Alerts, etc - so make sure you have them in place

^{* _{all screenshots taken with an admin account - your view may look different based on your assigned role(s)}}