QtDeclarative, QtEnginio: set some configs enforcing

These are passing.  Make sure they stay that way.

Change-Id: I2a6671241f9e5540d85d72bf39bfcaa3f0ae01fb
Reviewed-by: Andrew Knight <andrew.knight@digia.com>
Reviewed-by: Jędrzej Nowacki <jedrzej.nowacki@digia.com>
Reviewed-by: Frederik Gladhorn <frederik.gladhorn@digia.com>
Testconfig: Disabling all insignificant tests from Qt5 Integration

While these tests are marked as insignificant those won't block
anything. We will get same status info and save some time by running
those tests on nightly status CI only.

Change-Id: If5b3e5e9464e69f3b97bf43d9aadfaacc45cca60
Reviewed-by: Sergio Ahumada <sahumada@blackberry.com>
Reviewed-by: Frederik Gladhorn <frederik.gladhorn@digia.com>