gvforwarder: Remove ExecStartPre from systemd unit

[cfergeau]

The loop waiting for the network device is redundant with
After=sys-devices-virtual-net-%i.device

Summary by Sourcery

Enhancements:

• Remove redundant ExecStartPre network-wait loop from the gvforwarder systemd unit

[sourcery-ai]

Reviewer's Guide

Simplify the gvforwarder systemd unit by removing the redundant ExecStartPre loop and relying on the existing After=sys-devices-virtual-net-%i.device dependency to ensure the network interface is ready before service start.

File-Level Changes

Change	Details	Files
Remove redundant ExecStartPre directive that waited for the network interface.	Deleted the ExecStartPre shell loop checking ip link show over 10 retries Relied on After=sys-devices-virtual-net-%i.device for interface readiness	createdisk.sh

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[openshift-ci]

[APPROVALNOTIFIER] This PR is NOT APPROVED

This pull-request has been approved by:
Once this PR has been reviewed and has the lgtm label, please assign praveenkumar for approval. For more information see the Code Review Process.

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[praveenkumar]

/retest

[praveenkumar]

/retest

[praveenkumar]

/test e2e-microshift

[praveenkumar]

/test e2e-microshift

[praveenkumar]

/retest

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[openshift-ci]

@cfergeau: The following tests failed, say /retest to rerun all failed tests or /retest-required to rerun all mandatory failed tests:

Test name	Commit	Details	Required	Rerun command
ci/prow/e2e-microshift-arm	a62d70b	link	true	/test e2e-microshift-arm
ci/prow/e2e-snc	a62d70b	link	true	/test e2e-snc

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