Doc: Fix QDoc linking warnings


-link warnings caused by incorrect reference or outdated API names

Task-number: QTBUG-146792
Pick-to: 6.12 6.12.0
Change-Id: Ief21849135a5082b2321659f3f4960d5d1bfeab4
Reviewed-by: Topi Reinio <topi.reinio@qt.io>
commitf5b070a50af18703cf67a359638aee5f285ebb67
parentaaa59b9ed8a35f15466ef55c42d310c5a522ab30
authorJerome Pasion <jerome.pasion@qt.io>
committerJerome Pasion <jerome.pasion@qt.io>
commit timeTue, 29 Sep 2026 08:08:47 +0000