(Image credit: Bungie) Its entry into retirement is approaching, but Destiny 2 is being sent out with a bang. After detailing the ways D2 activities are evolving in its end-of-new-content Monument of Triumph update, Bungie today has provided more specifics about the avalanche of new and returning weaponry it's spilling into its various loot pools. From resurrecting long-absent favorites to retrofitting neglected exotics with an extra jolt of catalyst firepower, Bungie has seemingly updated a staggering number of weapons for its last big outing—so much so that its developers are joking about the physical toll reworking all those dozens of weapons has taken. Based on the sampling of gear updates Bungie has previewed in its Dev Insights blogs, it wouldn't be an exaggeration to call Monument of Triumph the single most substantial armory revamp Destiny has received since launch.…