[BUG] fix Location/ Bed Management issue ( District Lab Admin Account)

[AnkurPrabhu]

Proposed Changes

• Brief of changes made. the issue here was mainly permission related District Lab Admin had read access for facility but not object read access (refer FacilityPermissionMixin) same for asset_location while actually managing beds it uses (refer FacilityRelatedPermissionMixin)

Associated Issue

• Link to issue here : issue

Merge Checklist

• [x] Tests added/fixed
• [ ] Update docs in /docs
• [x] Linting Complete
• [ ] Any other necessary step

Only PR's with test cases included and passing lint and test pipelines will be reviewed

@coronasafe/care-backend-maintainers @coronasafe/care-backend-admins