[DOCS] jsonb_each_text(jsonb) returns value::jsonb, not text

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Page: https://www.postgresql.org/docs/9.6/static/functions-json.html
Description:

Hi,
According to
https://www.postgresql.org/docs/current/static/functions-json.html,
"jsonb_each_text(jsonb)" returns "setof key text, value text", but if you
"pg_typeof(value)" on result it shows "jsonb".
Thank you