QDoc generates warnings for images that do not have an alternate-text
associated with it. Alt-text is required for to increase accessibilty
options.
This patch adds alt-text to images in the Qt Network
Fixes: QTBUG-135122
Pick-to: 6.8
Change-Id: I690f1d381ef5a9052e189dd1f3906243df557da0
Reviewed-by: Topi Reiniö <topi.reinio@qt.io>
(cherry picked from commit ae6ba06e55dbdae98eb05069e007044bf70f45da)
Reviewed-by: Qt Cherry-pick Bot <cherrypick_bot@qt-project.org>
e7247e9acd