report: disambiguate glibc versions

- Give the glibc version entries more specific names.
- Group all of the glibc version reporting together.

PR-URL: https://github.com/nodejs/node/pull/25781


Reviewed-By: Richard Lau <riclau@uk.ibm.com>
Reviewed-By: Gireesh Punathil <gpunathi@in.ibm.com>
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: James M Snell <jasnell@gmail.com>