Align threadpool:thingHandler to the very last value (15)

Signed-off-by: Laurent Garnier <lg.hc@free.fr>

Author: lolodomo

launch/app/runtime/services.cfg

@@ -14,7 +14,7 @@ basicui:inlineSvg=false
 # Configuration of thread pool sizes
 threadpool:discovery=5
 threadpool:safeCall=10
-threadpool:thingHandler=5
+threadpool:thingHandler=15
 
 # Start level definitions
 startlevel:20=dsl:items,managed:item,dsl:things,managed:thing,managed:itemchannellink,dsl:persist,managed:metadata