fa5e0452e875a7ca6bf6fe61fdd652d341eece40 rpc: Documentation fixups (MarcoFalke)
fa91e8eda541acdb78ca481b74605639f319c108 Use RPCHelpMan for all RPCs (MarcoFalke)
Pull request description:
The resulting documentation should not change unless the type in the oneline-summary was previously incorrect. (E.g. string vs bool)
Tree-SHA512: 4ff355b6a53178f02781e97a7aca7ee1d0d97ff348b6bf5a01caa1c96904ee33c704465fae54c2cd7445097427fd04c71ad3779bb7a7ed886055ef36c1b5a1d0
Partial backport of Core PR14726
Excluded the linter commit.
Reviewer note: the following RPCs have their help changed in another
related PR:
testmempoolaccept createrawtransaction createmultisig
Depends on D5567