WIP: update fmt (>=10.2.1) and spdlog (>=1.13)

[jameslamb]

Description

Contributes to:

• Treat clobber warnings as errors for conda builds build-planning#54
• update fmt and spdlog across RAPIDS build-planning#56
• [FEA] rapids_cpm_spdlog generate correct build config support rapids-cmake#387

Testing with:

• WIP: Bump fmt (to 10.2.1) and spdlog (to 1.13), remove patches rapids-cmake#592

Will put up a better description and revert testing-only changes before marking this ready for review.

Checklist

• I am familiar with the Contributing Guidelines.
• New or existing tests cover these changes.
• The documentation is up to date with these changes.

[harrism]

Moving to backlog

[jameslamb]

This work is paused, in favor of pursuing a better long-term solution in the future. Closing this PR for now.

Subscribe to rapidsai/build-planning#54 and rapidsai/build-planning#56 for updates.