Use the correct 'no-widgets' check

Change-Id: I754f785625a534886c6c40f1e850b90cf2418297
[qtdeclarative] Packaging: avoid QtWidgets dependencies.

Change-Id: I56bd38683beb0667f09c982a740c113ddd401b70
[qtdeclarative] Do not build dialogs.

These are moved to QtQuickControls and no longer part of
QtQuick core upstream.

Change-Id: Icbb29833d7b0365dc6a13c94239e34b0551a4fc7
[qtdeclarative] Packaging: don't package dialogs

Change-Id: I040dd928353c2d251b192ca9711d6419b19af00f
Merge pull request #23 from sletta/packaging

Packaging