QRemoteObjectSourceLocationInfo: port from QPair to std::pair


Fix client code to compile with QT_ENABLE_STRICT_MODE_UP_TO=6.12

Pick-to: 6.12
Task-number: QTBUG-115841
Change-Id: Iaa108f9e9f49c595b6cb335b663a27fe1f8c5801
Reviewed-by: Marc Mutz <marc.mutz@qt.io>
commit0f0e411c2666afee6a7b810e65361c1cebbf335f
parentd063da996334e53095d9db647d02c9da0b597676
authorFriedemann Kleint <Friedemann.Kleint@qt.io>
committerMarc Mutz <marc.mutz@qt.io>
commit timeWed, 21 Oct 2026 13:59:49 +0000