crypto/octeontx: fix non null terminated device name

crypto/octeontx: fix non null terminated device name

If the length of string pointed by 'name' is equal to or greater than
the sizeof cptvf->dev_name string, the resultant string will not be
null terminated. Using strlcpy would make sure the string would always
be null terminated.

Coverity Issue: 323492
Fixes: 0dc1cffa4d33 ("crypto/octeontx: add hardware init routine")
Signed-off-by: Ankur Dwivedi <ankur.dwivedi@caviumnetworks.com>
Signed-off-by: Anoob Joseph <anoob.joseph@caviumnetworks.com>