r4.AC3: fix vs api warning

.github/workflows/build.yaml: update actions

r4.AC2 co-exist with OpenCl-enabled version

When OpenCL.dll can be loaded, it will not register any filters.

No OpenCL support, eedi3m.EEDI3CL is an alias of eedi3m.EEDI3.
Built with MSVC 2019.

AmusementClub internal use only, not recommended for public consumption unless you understand the implications.

r4.AC Non-OpenCL build with MSVC

No OpenCL support, eedi3m.EEDI3CL is an alias of eedi3m.EEDI3.
Built with MSVC 2019.

AmusementClub internal use only, not recommended for public consumption unless you understand the implications.