Fix class docs

Signed-off-by: Saravanan Raju <saravanan.footloose@gmail.com>

Author: raju-saravanan

plugins/modules/dw_dbc.py

@@ -25,7 +25,7 @@
 DOCUMENTATION = r'''
 ---
 module: dw_dbc
-short_description: Create CDP Database Catalog
+short_description: Create CDP Data Warehouse Database Catalog
 description:
     - Create CDP Database Catalog
 author:

plugins/modules/dw_vw.py

@@ -25,7 +25,7 @@
 DOCUMENTATION = r'''
 ---
 module: dw_vw
-short_description: Create CDP Virtual Warehouse
+short_description: Create CDP Data Warehouse Virtual Warehouse
 description:
     - Create CDP Virtual Warehouse
 author: