Update LottieWeb to use newer Docker recipe

It had been previously failing because lottiecap_gold.sh
was not getting set +x

Change-Id: I416d19b8e86b7f1508df385ab086a7bb9cbce501
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/300218
Reviewed-by: Eric Boren <borenet@google.com>
3 files changed