bug#62720: 29.0.60; Not easy at all to upgrade :core packages like Eglot

[Stefan Monnier]

>> Hmm... it might make sense to treat builtins specially in this respect.
>> Of course, maybe it's OK, but for some reason I feel a bit uncomfortable
>> with the idea that `M-x package-update-all` would update all the
>> `:core` packages.
>> 
>> I'm not sure why, admittedly, but I think it comes down to the fact that
>> the first upgrade of a `:core` package from GNU ELPA feels to me more
>> like an "install" than an "upgrade".
>
> Which means my proposal of adding a new command
> package-update-core-package makes more and more sense: we will

FWIW, I'm not sure it's needed: when the user asks to `package-update`
the Eglot package, then we should upgrade `eglot`, regardless if
it's builtin.

My comment was specifically for `M-x package-update-all`.


        Stefan