param_service: Split out from the unused OHOS Init service

In OpenHarmony 3.0 Param Service is a part of the whole Init system. This
service is required by many other services. Therefore we have to split out
the service as an independent from Init when Init is not used.

Closes: https://gitlab.eclipse.org/eclipse/oniro-core/meta-openharmony/-/issues/28


Signed-off-by: Robert Drab <robert.drab@huawei.com>