Track kern.ipc.somaxconn -> kern.ipc.soacceptqueue rename

Fixes: 2bdf61ca29d0 ("Hide the unfortunate named sysctl...")

(cherry picked from commit 9871ae6aa91f82a6932be7fcfa1023b077be8e2e)
(cherry picked from commit f4f6bc636787e110cbea90ca5822cc5209138125)
(cherry picked from commit 67d863df0833cdb1ca054a7c4e7d551b4ad28d95)