Fix "make checkdpadd" for lib/libc when MK_SSP != no

Add LIBSSP_NONSHARED to bsd.libnames.mk and append LIBSSP_NONSHARED to DPADD in
lib/libc when MK_SSP != no

Approved by: rpaulo (mentor)
MFC after: 3 days
Phabric: D675 (as part of a larger diff)
PR: 192728


git-svn-id: svn+ssh://svn.freebsd.org/base/head@270519 ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f
Update these to make them actually compile!

Tested:

* cross compilation to MIPS


git-svn-id: svn+ssh://svn.freebsd.org/base/head@270520 ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f