Remove declared ledGroups variables from json-parser.hpp

Since not all companies use ledManager to enable `use-json` by
default, the declaration of ledGroups should not be defined in
the json-parser.hpp file.
Here we use hard-coded way to declare ledGroups.

Signed-off-by: George Liu <liuxiwei@inspur.com>
Change-Id: I7def887614b246f74dbd0739d563f01661b1f8f8
2 files changed