Fix some other link titles and destinations spotted along the way.
#minor-release
PiperOrigin-RevId: 493276172
(cherry picked from commit 636a4a8538ccfb235eeca7d9131d4b5d4d95e9aa)
This only changes IntDefs that cannot be used by apps because they're
either private or package-private.
A follow-up change will fix the positions of existing usages to match
this new config.
#minor-release
PiperOrigin-RevId: 426372273