mm/slub.c: trivial typo fixes

s/operatios/operations/
s/Mininum/Minimum/
s/mininum/minimum/  ......two different places.

Link: https://lkml.kernel.org/r/20210325044940.14516-1-unixbhaskar@gmail.com


Signed-off-by: Bhaskar Chowdhury <unixbhaskar@gmail.com>
Acked-by: Randy Dunlap <rdunlap@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>