package/vdr-plugin-vnsiserver: fix 'several' typo

Found by codespell.

Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
Signed-off-by: Julien Olivain <ju.o@free.fr>
(cherry picked from commit 34c671688741410a4eb4d83b38874dee00e9ebb9)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/vdr-plugin-vnsiserver/Config.in

@@ -3,7 +3,7 @@ config BR2_PACKAGE_VDR_PLUGIN_VNSISERVER
 	depends on BR2_PACKAGE_VDR
 	help
 	  VDR plugin to handle KODI clients.
-	  The vdr-plugin-vnsiserver is able to handle serveral KODI
+	  The vdr-plugin-vnsiserver is able to handle several KODI
 	  clients connecting via the VNSI addon.
 
 	  https://github.com/FernetMenta/vdr-plugin-vnsiserver