generate_descriptor_pkg.sh: added charms folder to NSD_FOLDERS

Change-Id: I73800fc42cd5fec18433102fb8bf3edafae465b3
Signed-off-by: garciadeblas <gerardo.garciadeblas@telefonica.com>

descriptor-packages/tools/generate_descriptor_pkg.sh

@@ -43,7 +43,7 @@ VNFD_FOLDERS=(images scripts icons charms cloud_init)
 # Supported folders for NSD
 # OSM document specifies (ns|vnf)-config folder, while Rel 4.3
 # is using (ns|vnf)_config.
-NSD_FOLDERS=(scripts icons ns_config vnf_config)
+NSD_FOLDERS=(scripts charms icons ns_config vnf_config)
 
 # Other files allowed in the descriptor base directory
 ALLOWED_FILES=(README)