Vapor 4.55.4 released!

[NewsBot]

Vapor 4.55.4 has been released.

This patch was authored by @SusanDoggie and released by @0xTim.

Fix a compilation error in the latest Swift nightlies due to using String.lazy.split(separator:), which is not needed

Link: Release Fix ambiguous error with Swift nightlies · vapor/vapor · GitHub