Set readline output to non-prompting on method exit

Author: szymonj99

lib/rex/ui/text/input/readline.rb

@@ -100,6 +100,7 @@ def pgets
         ::Readline::HISTORY.pop if (line and line.empty?)
       ensure
         Thread.current.priority = orig || 0
+        output.prompting(false)
       end
 
       line