Move ASAN built to GitHub actions

Cirrus will no longer offer unlimited free builds starting next month. We don't
have an alternative for FreeBSD and ARM, so move what we can for now.

Move ASAN built to GitHub actions

Cirrus will no longer offer unlimited free builds starting next month. We don't
have an alternative for FreeBSD and ARM, so move what we can for now.

Closes GH-11898

show more ...

Move installation of oracle instant client in GHA

Closes GH-12033

Test oci8 & pdo_oci in CI

Closes GH-8348

Fix opcache testing in CI

Closes GH-8350

Migrate CI to GitHub actions