build: Bump version to 0.18.1rc1
build: Bump version to 0.18.1rc1

Tree-SHA512: f746d4cfda1eb433c4c99b8d80392ac2e905c1f39591eb5579a708129e3b1b36479a2da45221594713cf20069bde78c29a31cb10d39c7bc96544694d9832cda0

OmniLayer/omnicore,OmniLayer/omnicore,OmniLayer/omnicore,OmniLayer/omnicore,OmniLayer/omnicore,OmniLayer/omnicore