Alpha v0.21.2

This update fixes a few things as well as makes some general improvements. You know the drill.

Dependency Updates

• (PyTorch) Update to spandrel v0.2.1 by @RunDevelopment in #2487
  • Adds support for SAFMN and fixes a few minor issues with upscaling small images.

What's Changed

• Add "Copy" to right-click context menus by @joeyballentine in #2473
• Make Save Video input names consistent with Save Image by @RunDevelopment in #2480
• Correctly show mixed iterator-non-iterator inputs/outputs by @RunDevelopment in #2481
• Avoid running non-chosen "Switch" node paths by @RunDevelopment in #2477
• Pad images according to size requirements when upscaling by @RunDevelopment in #2485
• Add PyTorch memory budget limit setting by @joeyballentine in #2472
• Add "Manual/Copy" install mode to dependency manager by @joeyballentine in #2462
• Mark iterated inputs/outputs as sequenced in docs by @RunDevelopment in #2495
• Fix iterator limit and improved output types by @RunDevelopment in #2496
• Fix iterator lineage checks in UI by @RunDevelopment in #2494, #2498
• Allow handles for "Merge Spritesheet" number inputs by @RunDevelopment in #2499
• Rename "Strengthen Normals" to "Scale Normals" by @RunDevelopment in #2500

New Nodes

• "Execution Number" node by @joeyballentine in #2433

Bug Fixes

• Fix scale of Hq2X in output type by @RunDevelopment in #2467
• Fix NCNN model interpolation execution context by @RunDevelopment in #2468
• Fix accent color for any outputs by @RunDevelopment in #2479

Other/Dev Changes

• ONNX upscale reworked by @adegerard in #2417

Full Changelog: v0.21.1...v0.21.2