r-vctrs: Fix checksums after setting url to CRAN (#27080)
r-vctrs: Fix checksums after setting url to CRAN (#27080)

This package had its url set to a github url and was then changed to a
CRAN url. The checksums need to change as a result.
LLNL/spack,LLNL/spack,LLNL/spack,LLNL/spack,LLNL/spack