Allow expressions in ColorMapEntry labels for GetLegendGraphic

Description

https://osgeo-org.atlassian.net/browse/GEOS-6946 added support for expressions in ColorMapEntry quantity, color and opacity attributes. It would be useful to support expressions in the ColorMapEntry label attribute as well.

Environment

None

Assignee

Steve Ikeoka

Reporter

Steve Ikeoka

Triage

None

Fix versions

Affects versions

None

Components

Priority

Medium
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