Fix #79487: ::getStaticProperties() ignores property modifications

When retrieving the static class properties via reflection, we have to
cater to possible modifications.

Revert "Fix #79487: ::getStaticProperties() ignores property modifications"

This reverts commit a895bb6885fbceea3e8375816969d5510d8d082e.

Fix #79487: ::getStaticProperties() ignores property modifications

When retrieving the static class properties via reflection, we have to
cater to possible modifications.