Lodestar v1.46 Adds Gloas Fork, TypeScript 7, Slashings

Lodestar v1.46.0 adds Gloas fork support, including EIP-8061 weak subjectivity and EIP-7688. Adds proposer slashings from equivocations, head_v2 events, and builder bid logic. Migrates to TypeScript 7.0. Fixes shutdown hangs, optimistic head block production, and peer scoring on local payload errors.