File watcher_fix_libexec.patch of Package xapps

diff --color -rub a/meson.build b/meson.build
--- a/meson.build	2023-06-08 17:06:43.000000000 +0600
+++ b/meson.build	2023-06-08 19:14:28.069260088 +0600
@@ -10,7 +10,7 @@
 
 dbus_services_dir = dependency('dbus-1').get_pkgconfig_variable('session_bus_services_dir',
                                                                 define_variable: ['datadir', get_option('datadir')])
-sn_watcher_dir = join_paths(get_option('prefix'), get_option('libdir'), 'xapps')
+sn_watcher_dir = join_paths(get_option('prefix'), get_option('libexecdir'), 'xapps')
 
 cdata = configuration_data()
 cdata.set_quoted('GETTEXT_PACKAGE', 'xapp')