Merge JoinMarket-Org/joinmarket-clientserver#1745: Bump minimum requi… #2095

Job	Run time
python 3.8, bitcoind 25.1 on macos-13	3m 38s
python 3.8, bitcoind 28.0 on macos-13	3m 38s
python 3.12, bitcoind 25.1 on macos-13	3m 39s
python 3.12, bitcoind 28.0 on macos-13	3m 39s
python 3.8, bitcoind 25.1 on ubuntu-latest	3m 20s
python 3.8, bitcoind 28.0 on ubuntu-latest	3m 36s
python 3.12, bitcoind 25.1 on ubuntu-latest	3m 36s
python 3.12, bitcoind 28.0 on ubuntu-latest	3m 37s
	28m 43s

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