New Features Configurable override of url generation for External Tool versions (Cherry-pick of #20074) (#20100) Plugin API Changes Plumb the hidden _find_links through non-resolve Pex invocations (Cherry-pick of #20085) (#20095) Bug Fixes Fix coursier download for arm64, bumps default to v2.1.6 (Cherry-pick of #19940) (#20092) Add best-effort limits on async file opens to reduce file handle counts (Cherry-pick of #20055) (#20077)