Simplify getting value of text-quoting-style (Bug#44471)
* src/doc.c (text_quoting_style): Remove function by merging it... (Ftext_quoting_style): ...here. Rename from Fget_quoting_style. (syms_of_doc): Update defsubr for Ftext_quoting_style. * src/lisp.h (enum text_quoting_style): Remove enum. * src/doprnt.c (doprnt): * src/editfns.c (styled_format): * lisp/help.el (substitute-command-keys): Update callers to use text-quoting-style.