Add OpenSSL::Config::Query and use it in configdata.pm

OpenSSL::Config::Query is a configuration querying tool that's meant
to make it easier to query the diverse configuration data for

Add OpenSSL::Config::Query and use it in configdata.pm

OpenSSL::Config::Query is a configuration querying tool that's meant
to make it easier to query the diverse configuration data for info.
That's much easier than to dig through all the parts of %unified_info.

Reviewed-by: Tomas Mraz <tomas@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/8871)

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