rust: pin-init: remove __pinned_init method for cfg(kernel)

Remove `__pinned_init` for kernel configuration, with all users gone.
Still perserve it temporarily as deprecated so other users have time to
move off it.

Link: https://patch.msgid.link/20260729-merge-init-v2-5-26adf47109e7@garyguo.net
Signed-off-by: Gary Guo <gary@garyguo.net>
This commit is contained in:
Gary Guo 2026-07-29 16:38:47 +01:00
commit 1f7fa1374d