Update promise-types/ini/README.md

Co-authored-by: Craig Comstock <craig.comstock@northern.tech>

Author: oleorhagen

promise-types/ini/README.md

@@ -24,7 +24,7 @@ bundle agent main
   ini:
     "/path/to/file.ini"
         section => "foo",
-        option     => "bar",
-        value => "baz";
+        option  => "bar",
+        value   => "baz";
 }
 ```