[YouTube] Fix `like_count` extraction using `likeButtonViewModel` #830

Job	Run time
Linter	20s
Select tests from inputs	1s
Run tests (ubuntu-20.04, 2.6, cpython, core, sh)	1m 18s
Run tests (ubuntu-20.04, 2.7, cpython, core, sh)	1m 1s
Run tests (ubuntu-20.04, 3.2, cpython, core, sh)	58s
Run tests (ubuntu-20.04, 3.3, cpython, core, sh)	1m 11s
Run tests (ubuntu-20.04, 3.4, cpython, core, sh)	1m 4s
Run tests (ubuntu-20.04, 3.5, cpython, core, sh)	1m 1s
Run tests (ubuntu-20.04, 3.6, cpython, core, sh)	1m 4s
Run tests (ubuntu-20.04, 3.7, cpython, core, sh)	1m 3s
Run tests (ubuntu-20.04, 3.8, cpython, core, sh)	1m 8s
Run tests (ubuntu-20.04, 3.9, cpython, core, sh)	1m 3s
Run tests (ubuntu-20.04, 3.10, cpython, core, sh)	1m 20s
Run tests (ubuntu-20.04, 3.11, cpython, core, sh)	55s
Run tests (ubuntu-20.04, 3.12, cpython, core, sh)	1m 11s
Run tests (ubuntu-20.04, pypy-2.7, cpython, core, sh)	2m 26s
Run tests (ubuntu-20.04, pypy-3.6, cpython, core, sh)	2m 22s
Run tests (ubuntu-20.04, pypy-3.7, cpython, core, sh)	2m 49s
Run tests (windows-2019, 3.4, cpython, core, bat)	1m 53s
Run tests (windows-2019, 3.4, cpython, nodownload, bat)	59s
Run tests (ubuntu-20.04, 2.7, jython, core, sh)	3m 6s
Run tests (ubuntu-20.04, 2.7, jython, nodownload, sh)	24s
	28m 37s

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