Adjust docs to not say "ASCII"

Co-authored-by: Sergey B Kirpichev <skirpichev@gmail.com>

Author: ambv

Doc/library/functions.rst

@@ -417,8 +417,8 @@ are always available.  They are listed here in alphabetical order.
    parts (the sign of the imaginary part is mandatory in this case).
    The string can optionally be surrounded by whitespaces and the round
    parentheses ``'('`` and ``')'``, which are ignored.
-   The string must not contain whitespace between ``'+'`` (ASCII plus sign),
-   ``'-'`` (ASCII hyphen minus), ``'−'`` (Unicode minus sign, U+2212), the
+   The string must not contain whitespace between ``'+'``, ``'-'``,
+   ``'−'`` (Unicode minus sign, U+2212), the
    ``'j'`` or ``'J'`` suffix, and the decimal number. For example,
    ``complex('1+2j')`` is fine, but ``complex('1 + 2j')`` raises :exc:`ValueError`.
    More precisely, the input must conform to the :token:`~float:complexvalue`
@@ -468,8 +468,7 @@ are always available.  They are listed here in alphabetical order.
 
    .. versionchanged:: next
       ``'−'`` (Unicode minus sign, U+2212) can be now used as an
-      alternative to ``'-'`` (ASCII hyphen minus) for denoting
-      negative sign.
+      alternative to ``'-'`` for denoting negative sign.
 
 
 .. function:: delattr(object, name, /)