Fix syntax support for dynamic member access.
Covers syntax like:
- A::${$foo}
- A::$var::${$foo}
- A::$var->${$foo}
BUG: 400294
FIXED-IN: 5.3.1
Reviewers: kfunk
Reviewed By: kfunk
Subscribers: kfunk, kdevelop-devel
Tags: KDevelop
Differential Revision: https://phabricator.kde.org/D16461