fa756928c3f455943086051c5fe1d5bb09962248 rpc: Make gettxoutsetinfo/GetUTXOStats interruptible (MarcoFalke)
fa7fc5a8e0fcf9ca81e84b3631f18ae40502be60 rpc: factor out RpcInterruptionPoint from dumptxoutset (MarcoFalke)
Pull request description:
Make it interruptible, so that shutdown doesn't block for up to one hour.
Fixes (partially) #13217
ACKs for top commit:
Empact:
Code Review ACK fa756928c3
laanwj:
Code review ACK fa756928c3f455943086051c5fe1d5bb09962248
Tree-SHA512: 298261e0ff7d79fab542b8f6828cc0ac451cbafe396d5f0816c9d36437faba1330f5c4cb2a25c5540e202bfb9783da6ec858bd453056ce488d21e36335d3d42c