fix(rpc): change the default json-rpc listen address to localhost

[mmsqe]

to avoid open to public by default

Description

Closes: #XXXX

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[julienrbrt]

somewhat related: #13778
For naming consistency with the above, should not we set it to localhost instead of 127.0.0.1?

[mmsqe]

somewhat related: #13778
For naming consistency with the above, should not we set it to localhost instead of 127.0.0.1?

need use 127.0.0.1 instead of localhost to avoid mix ipv4 and ipv6 when LookupIP

[julienrbrt]

imho, this isn't a bug. could we have this under improvement?