Fix sync trigger error when AzureWebjobsStorage is not set in ManagedApp Environment

[ishank12]

… ManagedAppEnvironment for Hybrid Logic Apps

Issue : #10686

Issue describing the changes in this PR

resolves #issue_for_this_pr

Pull request checklist

IMPORTANT: Currently, changes must be backported to the in-proc branch to be included in Core Tools and non-Flex deployments.

• Backporting to the in-proc branch is not required
  • Otherwise: Link to backporting PR
• My changes do not require documentation changes
  • Otherwise: Documentation issue linked to PR
• My changes should not be added to the release notes for the next release
  • Otherwise: I've added my notes to release_notes.md
• My changes do not need to be backported to a previous version
  • Otherwise: Backport tracked by issue/PR #issue_or_pr
• My changes do not require diagnostic events changes
  • Otherwise: I have added/updated all related diagnostic events and their documentation (Documentation issue linked to PR)
• I have added all required tests (Unit tests, E2E tests)

Additional information

Additional PR information

[fabiocav]

@ishank12 can you please make sure the release notes are updated to capture this change?

Can you also please have some validation for the new behavior to ensure this does not regress in the future?

[fabiocav]

/azp run host.public

[azure-pipelines]

Azure Pipelines will not run the associated pipelines, because the pull request was updated after the run command was issued. Review the pull request again and issue a new run command.

[fabiocav]

/azp run host.public

[azure-pipelines]

Azure Pipelines successfully started running 1 pipeline(s).

[ishank12]

/azp run host.public

[azure-pipelines]

Commenter does not have sufficient privileges for PR 10767 in repo Azure/azure-functions-host