Remove cameraView from superview after scanning

[d0m1n1kr]

Remove from superview when camera subview is dismantled.

If the view is not removed, all inputs are captured by this (transparent) view.
After removing, all events are propagated to the WebView as expected.

[github-actions]

Package Changes Through ce7a883

There are 8 changes which include dialog with patch, dialog-js with patch, positioner with patch, positioner-js with patch, http with patch, http-js with patch, shell with patch, shell-js with patch

Planned Package Versions

The following package releases are the planned based on the context of changes in this pull request.

package	current	next
api-example	2.0.2	2.0.3
api-example-js	2.0.0	2.0.1
dialog	2.0.1	2.0.2
dialog-js	2.0.0	2.0.1
http	2.0.1	2.0.2
http-js	2.0.0	2.0.1
positioner	2.0.1	2.0.2
positioner-js	2.0.0	2.0.1
shell	2.0.1	2.0.2
shell-js	2.0.0	2.0.1

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[FabianLars]

I completely forgot about this PR after requesting the review and the change was done in #2440 instead - sorry!!