Cleanup requirements/build

[conda-forge-admin]

Hi! This is the friendly automated conda-forge-webservice.

I've started rerendering the recipe as instructed in #245.

If I find any needed changes to the recipe, I'll push them to this PR shortly. Thank you for waiting!

Here's a checklist to do before merging.

• Bump the build number if needed.

Fixes #245

[conda-forge-webservices]

Hi! This is the friendly automated conda-forge-linting service.

I just wanted to let you know that I linted all conda-recipes in your PR (recipe) and found it was in an excellent condition.

[jakirkham]

@conda-forge-admin , please re-render

[github-actions]

Hi! This is the friendly automated conda-forge-webservice.

I tried to rerender for you, but it looks like there was nothing to do.

This message was generated by GitHub actions workflow run https://github.com/conda-forge/cupy-feedstock/actions/runs/7645357730.

[leofang]

All cross-compiling CIs failed as expected. Symlinks would not work, because we need native binaries to make the linker happen (at the autotools-like feature detection stage). Maybe we could patch CuPy so that it builds for the target arch? Though it'd need some time for investigation.

cc: @kmaehashi for vis

[jakirkham]

Is it possible to drop these with PR ( cupy/cupy#7603 ) now in?