tree: Use default text color instead of black
tree: Use default text color instead of black

HelioGuilherme66/RIDE,HelioGuilherme66/RIDE,caio2k/RIDE,robotframework/RIDE,robotframework/RIDE,robotframework/RIDE,caio2k/RIDE,HelioGuilherme66/RIDE,HelioGuilherme66/RIDE,fingeronthebutton/RIDE,caio2k/RIDE,fingeronthebutton/RIDE,fingeronthebutton/RIDE,robotframework/RIDE