fix typo in the config 'bottom'

README.md

@@ -32,7 +32,7 @@ The config is located in `~/.gnupg/pinentry-dmenu.conf`.
 Parameter           | Default           | Description
 :------------------ |:----------------- |:-----------
 asterisk            | *                 | Defines the symbol which is showed for each typed character
-buttom              | false             | pinentry-dmenu appears at the bottom of the screen
+bottom              | false             | pinentry-dmenu appears at the bottom of the screen
 min_password_length | 32                | The minimal space of the password field. This value has affect to the description field after the password field
 monitor             | -1                | pinentry-dmenu is displayed on the monitor number supplied. Monitor numbers are starting from 0
 prompt              | ""                | Defines the prompt to be displayed to the left of the input field

pinentry-dmenu.1

@@ -31,7 +31,7 @@ You can change the path to the config file with the environment variable
 .BI "asterisk =" " *"
 Defines the symbol which is showed for each typed character.
 .TP
-.BI "buttom =" " false"
+.BI "bottom =" " false"
 pinentry-dmenu appears at the bottom of the screen.
 .TP
 .BI "min_password_length =" " 32"

pinentry-dmenu.c

@@ -738,7 +738,7 @@ main(int argc, char *argv[]) {
 		if (config_lookup_string(&cfg, "asterisk", &str)) {
 			asterisk = str;
 		}
-		if (config_lookup_bool(&cfg, "buttom", &bval)) {
+		if (config_lookup_bool(&cfg, "bottom", &bval)) {
 			bottom = bval;
 		}
 		if (config_lookup_int(&cfg, "min_password_length", &val)) {