feat: new RPC migratewallet to migrate legacy wallets to backport wallets#7275

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knst wants to merge 11 commits intodashpay:developfrom

knst:bp-descriptor-migrate

Commits on Apr 9, 2026

Merge bitcoin/bitcoin#19602: wallet: Migrate legacy wallets to descriptor wallets

achow101
authored and
knst
committed
Merge bitcoin/bitcoin#26910: wallet: migrate wallet, exit early if no legacy data exist

achow101
authored and
knst
committed
Merge bitcoin/bitcoin#26761: wallet: fully migrate address book entries for watchonly/solvable wallets

achow101
authored and
knst
committed
Merge bitcoin/bitcoin#26594: wallet: Avoid a segfault in migratewallet failure cleanup

fanquake
authored and
knst
committed
Merge bitcoin/bitcoin#26595: wallet: be able to specify a wallet name and passphrase to migratewallet

fanquake
authored and
knst
committed
Merge bitcoin/bitcoin#28257: test: check backup from `migratewallet` can be successfully restored

fanquake
authored and
knst
committed