indriya 2.1.3 depends on two versions of javax.measure:unit-api

[VirtualTim]

Seen via gt-xsd-fes:29.0
Using dependency:tree:

  +-org.geotools.xsd:gt-xsd-fes:jar:29.0:compile
    +-org.geotools.ogc:net.opengis.fes:jar:29.0:compile
      +-org.geotools:gt-opengis:jar:29.0:compile
        +-tech.units:indriya:jar:2.1.3:compile
          +-javax.measure:unit-api:jar:2.1.3:compile

  +-org.geotools.xsd:gt-xsd-fes:jar:29.0:compile
    +-org.geotools.ogc:net.opengis.fes:jar:29.0:compile
      +-org.geotools:gt-opengis:jar:29.0:compile
        +-tech.units:indriya:jar:2.1.3:compile
          +-tech.uom.lib:uom-lib-common:jar:2.1:compile
            +-javax.measure:unit-api:jar:2.0:compile

Notice the dependency on both unit-api:jar:2.0 and unit-api:jar:2.1.3.