Doc: Note that ASYNCHRONOUS_SHAPES was added in Qt 6.12


Relates to 78f4af0aa550ab25175fe32c3bde6ba17ba03b25

Pick-to: 6.12
Fixes: QTBUG-149158
Change-Id: I0d4770d232baf5a19fbf8c63d887e5a25fc343ed
Reviewed-by: Joerg Bornemann <joerg.bornemann@qt.io>
commit9e93651f4c65bb09156198ac0e20e69d052e5f07
parentcf86295d9993dd4ff97dcd1552c416aee4494b75
authorAlexandru Croitor <alexandru.croitor@qt.io>
committerAlexandru Croitor <alexandru.croitor@qt.io>
commit timeThu, 13 Aug 2026 11:49:55 +0000