[ci] use alternate bash comparison
The pattern `echo str | grep -qE pattern` likes to fail on the z CI here for
an unknown reason. Use `grep -qE pattern <<< str` instead.
@@ -63,7 +63,7 @@ fetch_blob() {
-D-
)"
curlHeaders="$(echo "$curlHeaders" | tr -d '\r')"
- if echo "$curlHeaders" | grep -qE "^HTTP/[0-9].[0-9] 3"; then
+ if grep -qE "^HTTP/[0-9].[0-9] 3" <<<"$curlHeaders"; then
rm -f "$targetFile"
local blobRedirect="$(echo "$curlHeaders" | awk -F ': ' 'tolower($1) == "location" { print $2; exit }')"
