[Network Drive] Handle smb connection timeout

[praveen-kukreja]

Closes #2078

This PR introduces following changes:

• Add retry mechanism in case of SMB timeouts.
• Ensure fetch_groups_info is only called when dls is enabled to prevent unnecessary network calls

Checklists

Pre-Review Checklist

• this PR has a meaningful title
• this PR links to all relevant github issues that it fixes or partially addresses
• if there is no GH issue, please create it. Each PR should have a link to an issue
• this PR has a thorough description
• Covered the changes with automated tests
• Tested the changes locally
• Added a label for each target release version (example: v7.13.2, v7.14.0, v8.0.0)
• Considered corresponding documentation changes
• Contributed any configuration settings changes to the configuration reference
• if you added or changed Rich Configurable Fields for a Native Connector, you made a corresponding PR in Kibana

Changes Requiring Extra Attention

• Security-related changes (encryption, TLS, SSRF, etc)
• New external service dependencies added.

Related Pull Requests

Release Note

The Connection to Network Drive would be re-established and request would be retried in case SMBConnectionClosed error is raised due to timeout while fetching files.

[praveen-kukreja]

Buildkite test this

[seanstory]

LGTM

[github-actions]

💔 Failed to create backport PR(s)

The backport operation could not be completed due to the following error:
There are no branches to backport to. Aborting.

The backport PRs will be merged automatically after passing CI.

To backport manually run:
backport --pr 2085 --autoMerge --autoMergeMethod squash

[github-actions]

💔 Failed to create backport PR(s)

Status	Branch	Result
❌	8.11	Commit could not be cherrypicked due to conflicts
✅	8.12	#2094

Successful backport PRs will be merged automatically after passing CI.

To backport manually run:
backport --pr 2085 --autoMerge --autoMergeMethod squash