Add `aggregateRating` to SoftwareApplication JSON-LD

[naheel0]

Add aggregateRating to SoftwareApplication JSON-LD

We need to add an aggregateRating property to our SoftwareApplication JSON-LD schema to improve SEO and show rating information in rich results.

Requirements

• @type: "AggregateRating"
• ratingValue: "4.8"
• bestRating: "5"
• worstRating: "1"
• ratingCount: "27"

Acceptance Criteria

• The aggregateRating object is correctly formatted according to schema.org specifications.
• It can be directly inserted into the existing SoftwareApplication JSON-LD snippet.
• JSON-LD is valid and passes Google Rich Results Test.