That is true. Most of those changes are mentioned in the update announcement like [Stable Update] 2023-05-07 - Kernels, KDE Gear 23.04.0, KDE Frameworks 5.105.0, Qt5, Firefox, Thunderbird - #2 by philm
But if you missed some of those in the past, then yes, you have to go trough … For example, right now on my unstable branch install i have this gem that i have to manually remove. As you can see is nor in our repository nor AUR … and i don’t actually need it.