vsed: stop collapsing whitespace

MCVE:
	printf '%s  %s\n' a b >afile
	vsed -i -e '/a  b/d' afile

Expect:
- afile should be empty
Actual:
- afile is not empty

common/environment/setup/vsed.sh

@@ -8,7 +8,7 @@
 vsed() {
 	local files=() regexes=() OPTIND OPTSTRING="ie:" has_inline=
 
-	eval set -- $(getopt -s bash "$OPTSTRING" "$@");
+	eval set -- "$(getopt -s bash "$OPTSTRING" "$@")";
 
 	while getopts "$OPTSTRING" opt; do
 		case $opt in