Russ re-opened hostilities with SoundCloud rapper of the like, during the latest episode of Joe Budden’s “Pull Up Season.” You’ll probably recall the strong anti-Russ sentiment that arose his equally contemptuous stance against the glorification of barbiturate drug use in hip-hop. The outspoken rapper/singer-songwriter paid the cost of alienating some of his younger rapper peers such as Lil Pump, Smokepurrp, …