fix: Stop endpoint manager in the agent to regen endpoints periodically

[vakalapa]

Description

Disabling the Endpoint regeneration from the Agent endpoint manager.

Related Issue

#1514

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Comments suppressed due to low confidence (1)

pkg/k8s/cell_linux.go:60

• [nitpick] Consider extracting the zero duration into a well-named constant or adding a comment to clarify that a value of zero intentionally disables periodic endpoint regeneration to improve code readability.

EndpointRegenInterval: time.Duration(0),