Change srsLTE to Full Native Charm
Changes the charm from relying on a prepackaged image to
building srsue and srsenb from tagged source.
Updates the descriptor to use generic name for relation.
Signed-off-by: 
beierlm <mark.beierl@canonical.com>
Changes the charm from relying on a prepackaged image to
building srsue and srsenb from tagged source.
Updates the descriptor to use generic name for relation.
Signed-off-by: beierlm <mark.beierl@canonical.com>