[osquery:experimental] 2 new commits by Alexander Kindyakov:

<https://github.com/facebook/osquery/commit/734e0cf1a32c71455fdd5ee1fcb3cbcf48042a2f|734e0cf>

Include empty registerForeignTables() function to plugin_sdk library (#5480) - Alexander Kindyakov

<https://github.com/facebook/osquery/commit/82a99aee16f2ea0568575dbbb89f566d82fc0273|82a99ae>

plugin SDK tests: registry should contain only optional plugins and some mandatory registries (#5481) - Alexander Kindyakov