Added test to verify Metdata filtering

Change-Id: I3145c37896270209a7ef499a4b70f7fd1342ba7f
Signed-off-by: Gerard Hickey <gerard.hickey@ericsson.com>
Issue-ID: INT-863
diff --git a/tests/dcaegen2-pmmapper/pmmapper/assets/valid_metadata.json b/tests/dcaegen2-pmmapper/pmmapper/assets/valid_metadata.json
index 3a2340f..da809d7 100644
--- a/tests/dcaegen2-pmmapper/pmmapper/assets/valid_metadata.json
+++ b/tests/dcaegen2-pmmapper/pmmapper/assets/valid_metadata.json
@@ -1,5 +1,5 @@
 {
-    "productName": "NrRadio",
+    "productName": "gnb",
     "vendorName": "Ericsson",
     "lastEpochMicrosec": "1538478000000",
     "sourceName": "oteNB5309",