feat: Display some label when there is no reviews for product (#4949)

[mateuszo]

Replace star rating when there are no reviews in four places: product intro, product list, product grid, and product reviews tab.

closes: #4949

[CLAassistant]

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0 out of 3 committers have signed the CLA.

:x: Mateusz Ostafil
:x: mateuszo
:x: psmul

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[giancorderoortiz]

Closing due to many months of inactivity. If still relevant, please update PR with latest develop branch, and re-open with meaningful comments so that it can be evaluated by development team.