Deprecate collectd-zookeeper

[pjanotti]

Deprecate the collectd-zookeeper plugin.

[codecov]

Codecov Report

❌ Patch coverage is 0% with 1 line in your changes missing coverage. Please review.
✅ Project coverage is 37.84%. Comparing base (f8c0991) to head (3a64755).

Files with missing lines	Patch %	Lines
...agent/pkg/monitors/collectd/zookeeper/zookeeper.go	0.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #7016      +/-   ##
==========================================
+ Coverage   37.83%   37.84%   +0.01%     
==========================================
  Files         366      366              
  Lines       25618    25619       +1     
==========================================
+ Hits         9692     9696       +4     
+ Misses      15115    15114       -1     
+ Partials      811      809       -2     

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[Copilot]

Pull request overview

This PR deprecates the collectd/zookeeper plugin with a planned removal date of the end of March 2026, directing users to migrate to the upstream zookeeper receiver from opentelemetry-collector-contrib. The deprecation follows the established pattern used for other collectd plugin deprecations in this codebase.

• Adds runtime deprecation warning when the plugin is configured
• Updates documentation to inform users about the deprecation
• Creates a changelog entry for the deprecation

Reviewed changes

Copilot reviewed 3 out of 3 changed files in this pull request and generated 1 comment.

File	Description
internal/signalfx-agent/pkg/monitors/collectd/zookeeper/zookeeper.go	Adds warning log in the Configure method to notify users about deprecation and removal timeline
internal/signalfx-agent/pkg/monitors/collectd/zookeeper/metadata.yaml	Updates documentation with bold deprecation notice at the top of the description
.chloggen/deprecate-collectd-zookeeper-monitor.yaml	Creates changelog entry for the deprecation announcement

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[Copilot]

Pull request overview

Copilot reviewed 3 out of 3 changed files in this pull request and generated no new comments.

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