www/element-web: Update to 1.11.30

Approved by: maintainer (implicit, version bump, as per PR 258262)
MFH: 2023Q2
Security: c676bb1b-e3f8-11ed-b37b-901b0e9408dc
Security: CVE-2023-30609

(cherry picked from commit 537c7eb132711754f43a1fb218c52cc67d199809)