Update help screen

README.md

@@ -222,7 +222,7 @@ Press <kbd>?</kbd> in `nnn` to see the list anytime.
           `, ^/  Leader key      LeaderN  Switch to context N
             Esc  Exit prompt          ^L  Redraw, clear prompt
              ^G  Quit and cd           q  Quit context
-          Q, ^Q  Quit                  ?  Help, settings
+          Q, ^Q  Quit                  ?  Help, config
  FILES
              ^O  Open with...          n  Create new
               D  File details          d  Toggle detail view

nnn.1

@@ -78,7 +78,7 @@ Quit and change directory
 .It Ic Q, ^Q
 Quit
 .It Ic \&?
-Toggle help and settings screen
+Help and configuration screen
 .El
 .Pp
 FILES

src/nnn.c

@@ -1972,7 +1972,7 @@ static int show_help(char *path)
          "a`, ^/  Leader key      LeaderN  Switch to context N\n"
            "cEsc  Exit prompt          ^L  Redraw, clear prompt\n"
             "d^G  Quit and cd           q  Quit context\n"
-         "aQ, ^Q  Quit                  ?  Help, settings\n"
+         "aQ, ^Q  Quit                  ?  Help, config\n"
 "1FILES\n"
             "d^O  Open with...          n  Create new\n"
              "eD  File details          d  Toggle detail view\n"