error: redundant explicit link target on cargo_docs CI job

[nsipplswezey]

After syncing with latest changes on main branch CI fails on my fork on cargo_docs with linting errors:

https://github.com/nsipplswezey/scylla-rust-driver/actions/runs/6567434306/job/17840129362

error: redundant explicit link target
  --> scylla/src/lib.rs:16:55
   |
16 | //! All driver activity revolves around the [Session](crate::Session)\
   |                                              -------  ^^^^^^^^^^^^^^ explicit target is redundant
   |                                              |
   |                                              because label contains path that resolves to same destination
   |
   = note: when a link's destination is not specified,
           the label is used to resolve intra-doc links
   = note: `-D rustdoc::redundant-explicit-links` implied by `-D warnings`
help: remove explicit link target
   |
16 | //! All driver activity revolves around the [Session]\
   |                                             ~~~~~~~~~

Some research highlighted that this linting was added in 1.73
rust-lang/rust#113167
rust-lang/rust#87799

Confirmed same linting errors on my local up-to-date main branch as well.

[nsipplswezey]

Cleaned up here. #848
Now passes doc build on my fork CI https://github.com/nsipplswezey/scylla-rust-driver/actions/runs/6567644432/job/17840726403