improved vyos_config smart diffing documentation

Author: lucaelin

plugins/modules/vyos_config.py

@@ -62,11 +62,10 @@
       matched against the active config and the deltas are loaded line by line.
       If the C(match) argument is set to C(none) the active configuration is ignored
       and the configuration is always loaded. If the C(match) argument is set to
-      C(smart) both the active configuration and the target configuration are simlulated
-      and the results compared to bring the target device into a reliable and
-      reproducable state. Using C(smart), the special value C(...) indicates that
-      this keys value should not be changed and any preexisting siblings should not
-      be removed from the target.
+      C(smart) the active configuration and the target configuration are compared
+      and differences are added to or removed from the target. Using C(smart), the
+      special value C(...) indicates that this value should not be changed and its
+      siblings should not be removed from the target.
     type: str
     default: line
     choices: