[submodule]: update sonic-swss

* ea30f2f swss: gearsyncd should return 0 on exit (sonic-net#1376)
* 7a4c15d Remove 00-copp.config.json from swss debian package. (sonic-net#1366)
* 69761b2 fix undefined var in rates lua scripts (sonic-net#1365)
* 26e1723 [fdborch] Fixed Orchagent crash in FDB flush on port disable. (sonic-net#1369)
* a1530e3 [tlm_teamd]: Try to add LAG again, when teamd is not ready first time (sonic-net#1347)
* a9479e6 [vs] Incorporate python3 best practices into DVSLib (sonic-net#1357)
* d5a18a0 [dvs] Mark unstable tests as xfail (sonic-net#1356)