Use the full library name of libc

[mattleibow]

Description of Change

In some situations (or maybe Godot does something) looking for the libc library using the library name without the prefix causes issues.

Bugs Fixed

• Fixes #2200

API Changes

None.

Behavioral Changes

None.

Required skia PR

None.

PR Checklist

• [x] Has tests (if omitted, state reason in description)
• [x] Rebased on top of main at time of PR
• [x] Merged related skia PRs
• [x] Changes adhere to coding standard
• [x] Updated documentation