Update branding template path.

[kushalshit27]

🔧 Changes

• Update the branding template path on export/import. This makes it consistent with other exported paths on tenant yaml.

📚 References

🔬 Testing

📝 Checklist

• [x] All new/changed/fixed functionality is covered by tests (or N/A)
• [x] I have added documentation for all new/changed functionality (or N/A)

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 84.33%. Comparing base (8be212e) to head (af30327). Report is 2 commits behind head on master.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #939 +/- ## ========================================== + Coverage 84.31% 84.33% +0.01% ========================================== Files 116 116 Lines 3787 3791 +4 Branches 743 743 ========================================== + Hits 3193 3197 +4 Misses 328 328 Partials 266 266 ```

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