To increase the effective test coverage, this patch
re-enables the tst_qinputcontext test case as such, and
instead disables only the test functions that are currently
failing in CI.
Task-number: QTBUG-22453
Change-Id: Ib1d4946ab29e67e0e72f4f9c6a7bf39b65d0f6be
Reviewed-by: Jason McDonald <jason.mcdonald@nokia.com>