Update seastar submodule

* seastar 9e1d5db...777ab50 (1):
  > prometheus: remove invalid chars from meric names

Fixes #1710.
This commit is contained in:
Avi Kivity
2016-10-02 11:39:52 +03:00
parent e953955515
commit 9682b36cdc

Submodule seastar updated: 9e1d5dbc66...777ab5054e