fix(SUP-43040): v7 player issues when using picture-in-picture (pop-out)

[Tzipi-kaltura]

Description of the Changes

Issue:
In dual screen player the pip option is disabled by adding disablePictureInPicture on the video element. was done here - FEC-13591.
As a result from that when clicking on the pip button error is thrown and the video is frozen

Solution:
Call to pip function only if disablePictureInPicture is not true

Solves SUP-43040

CheckLists

• changes have been done against master branch, and PR does not conflict
• new unit / functional tests have been added (whenever applicable)
• test are passing in local environment
• Travis tests are passing (or test results are not worse than on master branch :))
• Docs have been updated