Adds restrict access check for MultiSites.getAll report for non superusers, #AS-552

[AltamashShaikh]

Description

Adds restrict access check for MultiSites.getAll report for non superusers

Issue No

#AS-552

Steps to Replicate the Issue

Checklist

• [✔] Tested locally or on demo2/demo3?
• [✔] New test case added/updated?
• [✔] Are all newly added texts included via translation?
• [✔] Are text sanitized properly? (Eg use of v-text v/s v-html for vue)
• [✔] Version bumped?
• [✔] I have understood, reviewed, and tested all AI outputs before use
• [✔] All AI instructions respect security, IP, and privacy rules
• [NA] Documentation updated?