[patch] add db2u filter metadata (#61)

Author: anilprajapatiibm

src/mas/devops/data/catalogs/v9-250206-amd64.yaml

@@ -95,7 +95,7 @@ mongo_extras_version_7: 7.0.12
 # Extra Images for Db2u
 # ------------------------------------------------------------------------------
 db2u_extras_version: 1.0.6 # No Update
-
+db2u_filter: db2
 # Extra Images for IBM Watson Discovery
 # ------------------------------------------------------------------------------
 #wd_extras_version: 1.0.4