Add Recent Files to default settings.cfg

Author: HelioGuilherme66

src/robotide/preferences/settings.cfg

@@ -143,6 +143,11 @@ _enabled = False
 foreground = 'black'
 background = 'light grey'
 
+[[Recent Files]]
+recent_files = []
+max_number_of_files = 4
+_enabled = True
+
 [[Library Finder]]
 _enabled = True
 [[[AppiumLibrary]]]