UseMapOf: leave maps with more than maxEntries entries unchanged - #1368

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The build on CGP.

Its log as text, for a script: https://codegenomeproject.org/ci/builds/20261026081735-lcK13/log.txt

A pull request from a fork, built once @timtebeek approved it, with no credentials, on a machine of its own that was used for this build alone.