[hue] fix JUnit tests for revised ColorUtil (openhab#16559)

Signed-off-by: Andrew Fiddian-Green <[email protected]>

Author: andrewfg

bundles/org.openhab.binding.hue/src/test/java/org/openhab/binding/hue/internal/handler/HueLightHandlerTest.java

@@ -265,13 +265,13 @@ public void assertXYCommandForColorChannelBlack() {
 
     @Test
     public void assertXYCommandForColorChannelWhite() {
-        String expectedReply = "{\"xy\" : [ 0.3227 , 0.32900003 ], \"bri\" : 254, \"transitiontime\" : 4}";
+        String expectedReply = "{\"xy\" : [ 0.3227267 , 0.3290229 ], \"bri\" : 254, \"transitiontime\" : 4}";
         assertSendCommandForColor(HSBType.WHITE, new HueLightState().colormode(ColorMode.XY), expectedReply);
     }
 
     @Test
     public void assertXYCommandForColorChannelColorful() {
-        String expectedReply = "{\"xy\" : [ 0.14649999 , 0.115600005 ], \"bri\" : 127, \"transitiontime\" : 4}";
+        String expectedReply = "{\"xy\" : [ 0.14657576 , 0.115629844 ], \"bri\" : 127, \"transitiontime\" : 4}";
         assertSendCommandForColor(new HSBType("220,90,50"), new HueLightState().colormode(ColorMode.XY), expectedReply);
     }