update zinit to v0.2.14

[Eslam-Nawara]

update zinit to latest to be able to use the new zinit command restart in zos nodes

[maxux]

Is this needed in zos-v4 as well ? Or even only on v4 ?
For v3 there is a pull request ready for this: #88
If it's needed for v4 I can apply required changes :)