Tests: Add standalone test configuration preamble


Add the boilerplate standalone test prelude to each test, so that
they can be configured with cmake or qt-cmake directly without the
qt-cmake-standalone-test script.

Task-number: QTBUG-93020
Change-Id: I11285367fda5d5573d1bfd9a4a5b8b6835e45471
Reviewed-by: Alexandru Croitor <alexandru.croitor@qt.io>
commit217a16690de0b95778cb714e1d548bf98c4864bf
parent4063e0555e709d038711865dde07d04c92bb82e5
authorJoerg Bornemann <joerg.bornemann@qt.io>
committerJoerg Bornemann <joerg.bornemann@qt.io>
commit timeSat, 29 Aug 2026 05:51:25 +0000