fix: address validation added in setAdmin

[gcranju]

Description:

Commit Message

fix: address validation added in setAdmin

see the guidelines for commit messages.

Changelog Entry

version: <log entry>

Checklist:

• [ ] I have performed a self-review of my own code
• [ ] I have documented my code in accordance with the documentation guidelines
• [ ] My changes generate no new warnings
• [ ] I have added tests that prove my fix is effective or that my feature works
• [ ] I have run the unit tests
• [ ] I only have one commit (if not, squash them into one commit).
• [ ] I have a descriptive commit message that adheres to the commit message guidelines

Please review the CONTRIBUTING.md file for detailed contributing guidelines.

[codecov[bot]]

Codecov Report

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

Comparison is base (eaa0e8f) 68.85% compared to head (05ce937) 68.87%.

Additional details and impacted files

[](https://app.codecov.io/gh/icon-project/xcall-multi/pull/265?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=icon-project) ```diff @@ Coverage Diff @@ ## development/177-xcall-future-proof-messaging #265 +/- ## ================================================================================== + Coverage 68.85% 68.87% +0.02% Complexity 64 64 ================================================================================== Files 40 40 Lines 2212 2214 +2 Branches 24 24 ================================================================================== + Hits 1523 1525 +2 Misses 679 679 Partials 10 10 ``` | [Flag](https://app.codecov.io/gh/icon-project/xcall-multi/pull/265/flags?src=pr&el=flags&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=icon-project) | Coverage Δ | | |---|---|---| | [solidity](https://app.codecov.io/gh/icon-project/xcall-multi/pull/265/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=icon-project) | `79.17% <100.00%> (+0.11%)` | :arrow_up: | Flags with carried forward coverage won't be shown. [Click here](https://docs.codecov.io/docs/carryforward-flags?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=icon-project#carryforward-flags-in-the-pull-request-comment) to find out more. | [Files](https://app.codecov.io/gh/icon-project/xcall-multi/pull/265?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=icon-project) | Coverage Δ | | |---|---|---| | [contracts/evm/contracts/xcall/CallService.sol](https://app.codecov.io/gh/icon-project/xcall-multi/pull/265?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=icon-project#diff-Y29udHJhY3RzL2V2bS9jb250cmFjdHMveGNhbGwvQ2FsbFNlcnZpY2Uuc29s) | `83.50% <100.00%> (+0.17%)` | :arrow_up: |