[EXTERNAL] [PATCH] doc: fix crashes in scheduler_multicore due to incorrect variable usage

[Akhil Goyal]

Hi Kai,
Please review.

The patch title is not correct. Please fix.

> The variable `pending_deq_ops` was incorrectly used
> instead of `pending_enq_ops`.
> This causes the program to crash
> when the worker PMD accesses the session
> 
> Bugzilla ID: 1537
> Fixes: 6812b9bf470e ("crypto/scheduler: use unified session")
> Cc: roy.fan.zhang at intel.com
> 
> Signed-off-by: Yong Liang <1269690261 at qq.com>