[submodule] Update submodule sonic-telemetry to the latest HEAD automatically (#14944)

#### Why I did it
src/sonic-telemetry
```
* 6dc4bb9 - (HEAD -> 202012, origin/202012) Merge pull request #107 from zbud-msft/backport-202012 (33 hours ago) [Tomek Madejski]
* cbb7b1e - Update azp yml to generalize branch names (#106) (7 days ago) [Zain Budhwani]
```
This commit is contained in:
mssonicbld 2023-05-17 15:33:26 +08:00 committed by GitHub
parent 4b90929918
commit 24b0ed30a5
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@ -1 +1 @@
Subproject commit 7bb6f80301446416c6117f0af03a3e12dfa17757
Subproject commit 6dc4bb96e970df89d583fe9522ff95efa8eb6d75