chore(*): add mathlib4 synchronization comments (#18966)
Regenerated from the [port status wiki page](https://github.com/leanprover-community/mathlib/wiki/mathlib4-port-status).
Relates to the following files:
* `algebra.continued_fractions.computation.translations`
* `analysis.normed.group.quotient`
* `analysis.specific_limits.normed`
* `computability.partrec`
* `data.complex.orientation`
* `data.sym.card`
* `linear_algebra.orientation`
* `measure_theory.tactic`
* `topology.algebra.nonarchimedean.adic_topology`
* `topology.category.Top.open_nhds`
* `topology.continuous_function.algebra`
Author
github-actions[bot]
