Is your feature request related to a problem? Please describe.
There is no way to pretty print a simdjson::dom::element to a string (or at least I did not find one). There is only a way to minify it to a string (or a stream).

Describe the solution you'd like
A function like to_pretty_string() or a configurable stream manipulator pretty or a stand-alone class PrettyPrinter. Wha

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Examples from simd-everywhere/simde#685

SIMDE_FLOAT32_C(-2147483650.0)
SIMDE_FLOAT32_C( 2147483649.0)

SIMDE_FLOAT64_C(-2147483650.0)
SIMDE_FLOAT64_C( 2147483649.0)

The procedure is:

1. Find tests that use SIMDE_FLOAT32_C or SIMDE_FLOAT64_C in their test_vec
2. Copy-n-paste an entry in the test_vec, modifying the inputs using the overflow valu