[swss-common]: Advance submodule (#5799)

qiluo-msft · web-flow · commit 4ed2ff805f9a · 2020-11-04T05:49:52.000-08:00
ec96868 2020-11-03 | Fix: treat DBConnector timeout=0 as infinite timeout (#408) [Qi Luo] b4b8334 2020-11-03 | Add lua script for redis multi keys api hmset and del (#406) [Kamil Cudnik]
diff --git a/src/sonic-swss-common b/src/sonic-swss-common
@@ -1 +1 @@
-Subproject commit 9b0e955abab0d8c5b6a86f43b635591d11c61ef6
+Subproject commit ec9686856749ac61817968737040e943d0b14cb3
