Remove outdated / incorrect information on the initializers page

[NullVoxPopuli]

implicit injections were deprecated long ago

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[johanrd]

@NullVoxPopuli the implicit injection part of this is outdated, perhaps, but are Application Initializers and Application Instance Initializers themselves deprecated?

I'm asking since I'm reporting ember deprecations to @sentry/ember, and there I also see they are using an instance initializer for sentry-performance.

Thanks,

[NullVoxPopuli]

but are Application Initializers and Application Instance Initializers themselves deprecated?

they are not

also see they are using an

that is fine 🎉

[IgnaceMaes]

While this does remove the outdated service injections, it makes the page incomplete about initializers itself. We could replace the injection bit with a different setup logic as example instead?

[NullVoxPopuli]

sure, but I don't have the energy to write that rn. <3

[NullVoxPopuli]

I would rather have incomplete docs than totally misleading ones 🙈

https://discord.com/channels/480462759797063690/480777444203429888/1386696245149434009