Revert "net: zoap_server: Unify Makefile and add prj file"

This reverts commit 350d5d4d60eaf3e96524f761e8e3d98c67a2a07d.

This change break with many boards and leaves prj.conf unused.

Signed-off-by: Anas Nashif <anas.nashif@intel.com>
5 files changed