[sonic-snmpagent] Update submodule (#10736)

Includes below commits
```
1477c36 2022-05-04 | Fix: if routestr does not exist, skip (#257) [Qi Luo]
5c08435 2022-05-04 | Add VoQ Recirc interface (i.e., Ethernet-Rec) to interface maps for S… (#244) [Song Yuan]
57f1af6 2022-05-02 | Fix: not to use blocking get_all() after keys() (#255) [Qi Luo]
33fdf9d 2022-04-06 | [RFC2737, RFC3433] Exclude RJ45 port from Entity MIB and Entity sensor MIB (#247) [Kebo Liu]
```
This commit is contained in:
Qi Luo 2022-05-05 10:24:00 -07:00 committed by GitHub
parent f8501224b4
commit db94886ac9
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Subproject commit 890f32f333dfe31c36a8342ff70c0e84910bf9c8 Subproject commit 1477c368369db44f9a2f9deac0356bbd5fad6364