Implement dup on unbound method#519

eileencodes wants to merge 1 commit intov3.2.1-pshopify4Shopify/ruby:v3.2.1-pshopify4from

v3.2.1-pshopify4+unbound-method-dupShopify/ruby:v3.2.1-pshopify4+unbound-method-dupCopy head branch name to clipboard