Makefile: re-add run-local target

[joelanford]

Description of the change:

Re-adds a run-local target to the Makefile what was lost in the refactoring we've done to align this repo with others in the Operator Framework org.

Motivation for the change:

To give developers and contributors a really simple on-ramp for running a cluster locally based on the code they have currently checked out.

Architectural changes:

Testing remarks:

Reviewer Checklist

• Implementation matches the proposed design, or proposal is updated to match implementation
• Sufficient unit test coverage
• Sufficient end-to-end test coverage
• Bug fixes are accompanied by regression test(s)
• e2e tests and flake fixes are accompanied evidence of flake testing, e.g. executing the test 100(0) times
• tech debt/todo is accompanied by issue link(s) in comments in the surrounding code
• Tests are comprehensible, e.g. Ginkgo DSL is being used appropriately
• Docs updated or added to /doc
• Commit messages sensible and descriptive
• Tests marked as [FLAKE] are truly flaky and have an issue
• Code is properly formatted

[tmshort]

/lgtm