[202012][utilities] advance sonic-utilities submodule head (#8355)

To include following changes:

* d84a8cc 2021-08-05 | [fast-reboot] revert the change of disabling counter polling before fast-reboot (#1744) (HEAD -> 202012, github/202012) [Ying Xie]
* e900bc5 2021-08-04 | Add script null_route_helper (#1718) [bingwang-ms]
* 85f14e1 2021-08-02 | disk_check updates: (#1736) [Renuka Manavalan]
* d68ac1c 2021-05-27 | [console][show] Force refresh all lines status during show line (#1641) [Blueve]
* a0e417f 2021-04-25 | [console] Display success message after line cleared (#1579) [Blueve]
* 0c6bb27 2021-04-07 | [console] Include Flow Control status in show line result (#1549) [Blueve]
This commit is contained in:
Ying Xie 2021-08-06 03:40:24 -07:00 committed by GitHub
parent 0f3f0c2a1a
commit a21fdeb58c
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23

@ -1 +1 @@
Subproject commit a9606fb3d81ebdec8c90e058c9bda8f73bdbe31d Subproject commit d84a8cc55777f2fec90e2a079105339d54f736fa