Fix max unavailable

[bobz965]

• Make sure you have followed Kube-OVN Code Style.

What type of this PR

ovs-ovn 更新机制以及dpdk label 调为一致

Which issue(s) this PR fixes:

Fixes #(issue-number)

WHAT

🤖 Generated by Copilot at b29e74c

This pull request updates the update strategy of the ovs-dpdk daemonset to use rolling update with minimal disruption. It also renames the app label of the daemonset and adjusts the maxSurge parameter of the ovn-ha deployment.

🤖 Generated by Copilot at b29e74c

ovs-dpdk pods
rolling update strategy
autumn leaves falling

HOW

🤖 Generated by Copilot at b29e74c

• Change the update strategy of the ovs-dpdk daemonset to use rolling update with maxSurge and maxUnavailable set to 1 (link, link)
• Rename the app label of the ovs-dpdk daemonset from ovs to ovs-dpdk for clarity (link)
• Reduce the maxSurge parameter of the rolling update strategy of the ovn-central deployment from 100% to 1 to avoid resource exhaustion (link)