This will catch the eye of Viacom investors who fear that additional distributors will follow the lead of some relatively small operators that have dropped the entertainment company’s channels. Suddenlink and others that have done so say that Viacom’s price demands are too high for services including Nickelodeon, MTV, and VH1 whose ratings have declined. This morning’s announcement about Viacom’s renewal with Mediacom is light on specifics about the deal, including how…