More quotation fixes (Bug#35885)

* doc/emacs/text.texi (Quotation Marks): Fix a typo.
* doc/emacs/modes.texi (Minor Modes): Fix another case of
showing quotations.

doc/emacs/modes.texi

@@ -207,7 +207,7 @@ amount of work you can lose in case of a crash.  @xref{Auto Save}.
 
 @item
 Electric Quote mode automatically converts quotation marks.  For
-example, it requotes text typed @t{`like this'} to text @t{‘like
+example, it requotes text typed @kbd{`like this'} to text @t{‘like
 this’}.  You can control what kind of text it operates in, and you can
 disable it entirely in individual buffers.  @xref{Quotation Marks}.
 

doc/emacs/text.texi

@@ -429,7 +429,7 @@ this"}.  Another common way is the curved quote convention, which uses
 left and right single or double quotation marks `@t{like this}' or
 ``@t{like this}''@footnote{
 The curved single quote characters are U+2018 @sc{left single quotation
-mark} and U+2018 @sc{right single quotation mark}; the curved double quotes
+mark} and U+2019 @sc{right single quotation mark}; the curved double quotes
 are U+201C @sc{left double quotation mark} and U+201D @sc{right double
 quotation mark}.  On text terminals which cannot display these
 characters, the Info reader might show them as the typewriter ASCII