Ruby

[rubygems/rubygems] Bump rb-sys

Bumps rb-sys from 0.9.61 to 0.9.64.

• Release notes
• Commits

updated-dependencies:

• dependency-name: rb-sys
  dependency-type: direct:production
  update-type: version-update:semver-patch
  ...

Signed-off-by: dependabot[bot] [email protected]