Doc: Fixed "QML Type" node in Assistant.
Doc: Fixed "QML Type" node in Assistant.

Removed "class" from the qdocconf "selectors" variable.

Task-number: QTBUG-29242
Change-Id: I4d62e85c23ff0b0bd72e7fb3907bc5aa3f14efe3
Reviewed-by: Topi Reiniö <92400b03a70fe3119347f89b476f73d34ae93598@digia.com>
Reviewed-by: Venugopal Shivashankar <5756f69ec86de98024d1d912258c6908b6f2ee8f@digia.com>
Reviewed-by: Geir Vattekar <566b604d287edf88fa7389d1cb9015d99d71f27e@digia.com>

kobolabs/qtgraphicaleffects