docs: remove the note about needing a recent ncurses for macros to work

After commit e739448c, macros should work also when ncurses produces
escape sequences instead of keycodes.

doc/nano.1

@@ -305,7 +305,7 @@ saving.
 .sp
 The recording and playback of keyboard macros works correctly only on a
 terminal emulator, not on a Linux console (VT), because the latter is a
-deficient terminal.  And it works only with recent versions of ncurses.
+deficient terminal.
 .sp
 Please report any other bugs that you encounter via:
 .br

doc/nano.texi

@@ -568,7 +568,7 @@ saving.
 
 The recording and playback of keyboard macros works correctly only on a
 terminal emulator, not on a Linux console (VT), because the latter is a
-deficient terminal.  And it works only with recent versions of ncurses.
+deficient terminal.
 
 @node Built-in Help
 @chapter Built-in Help