docs: Add FAQ entry for common Vue problem
docs: Add FAQ entry for common Vue problem

Closes #3155

Change-Id: Ia8340796507ce4db37e29bd0d7c729cbb26b1325

shaka-project/shaka-player,tvoli/shaka-player,shaka-project/shaka-player,shaka-project/shaka-player,tvoli/shaka-player,shaka-project/shaka-player,tvoli/shaka-player,tvoli/shaka-player