fixed config help

completions/zsh/_sway

@@ -15,7 +15,7 @@
 _arguments -s \
 	'(-v --version)'{-v,--version}'[shows version]' \
 	'(-h --help)'{-h,--help}'[shows help message]' \
-	'(-c --config)'{-c,--config}'[Specify a config file different than $HOME/.config/sway/config]:files:_files' \
+	'(-c --config)'{-c,--config}'[Specify a config file]:files:_files' \
 	'(-C --validate)'{-C,--validate}'[Check validity of the config file, then exit]' \
 	'(-d --debug)'{-d,--debug}'[Enables full logging, including debug information]' \
 	'(-v --verbose)'{-v,--verbose}'[Enables more verbose logging]' \