Update bot templates to stop sending a message on error, when the activity is not a message directed to it

[aosolis]

Please see corresponding issue in the TeamsFX repo:
OfficeDev/teams-toolkit#10865

[ChetanSharma-msft]

Hello @aosolis - Thanks for raising the issue.
We will look into it and let you know the updates.

[Wajeed-msft]

For Teams Sample repo, this change is already done for all the samples as part of this PR.

@ChetanSharma-msft - please confirm do one round of checks for all the Bot and ME sample.

[ChetanSharma-msft]

Hello @Wajeed-msft, @aosolis - We have done the changes for all the samples.

We are closing this issue for now, please feel free to reopen it, if required.