[submodule]: Update submodule sonic-quagga (#3030)

neethajohn · yxieca · commit c9748dd85c0d · 2019-06-19T19:07:20.000Z
Reduce the retry time for IPV6 connections to avoid reprogramming IPv6 routes after warm-reboot (#37)
diff --git a/src/sonic-quagga b/src/sonic-quagga
@@ -1 +1 @@
-Subproject commit 6397c2c9b588a2271aaf3f4d7383111db16d090a
+Subproject commit b1d01a2dd841f76e73067171702f7c6321793c49
