Migrated to ITK main

In-tree home: <a href="https://github.com/InsightSoftwareConsortium/ITK/tree/main/Modules/Filtering/SplitComponents">https://github.com/InsightSoftwareConsortium/ITK/tree/main/Modules/Filtering/SplitComponents
Ingest PR: <a href="https://github.com/InsightSoftwareConsortium/ITK/pull/6212" data-hovercard-type="pull_request" data-hovercard-url="/InsightSoftwareConsortium/ITK/pull/6212/hovercard">InsightSoftwareConsortium/ITK#6212
Historical reference: the original README.rst content is preserved as info.rst .

As of 2026-05-05, the SplitComponents module has been ingested into the main ITK repository at Modules/Filtering/SplitComponents and the standalone remote module is no longer maintained here.