Bump fabric-tna to include minor changes to flow report filtering

Change-Id: I4721e4e6489582149f0724d30530605f2175115f
diff --git a/Makefile.vars.stable b/Makefile.vars.stable
index d340804..b242190 100644
--- a/Makefile.vars.stable
+++ b/Makefile.vars.stable
@@ -32,4 +32,4 @@
 export FABRIC_TOFINO_VERSION   ?= e1cf4551b4ab74bb82a7cecf19d197698ffbc1cb
 export UP4_VERSION             ?= 61ba80779a0f38f43da05dea9a124955a596841f
 export KAFKA_ONOS_VERSION      ?= 2.4.0
-export FABRIC_TNA_VERSION      ?= 2b6a460aac6fc1947499673ff1d46f53a360e56e
+export FABRIC_TNA_VERSION      ?= 4dd605ea3eb47633cf161f9a2e12313daffa19cb