[Publisher][Admin Panel] Add functionality to search metrics/child agencies by sectors

Description of the change

Added functionality to search metrics/child agencies by sectors

All pull requests must have at least one of the following labels applied (otherwise the PR will fail):

Label	Description
Type: Bug	non-breaking change that fixes an issue
Type: Feature	non-breaking change that adds functionality
Type: Breaking Change	fix or feature that would cause existing functionality to not work as expected
Type: Non-breaking refactor	change addresses some tech debt item or prepares for a later change, but does not change functionality
Type: Configuration Change	adjusts configuration to achieve some end related to functionality, development, performance, or security
Type: Dependency Upgrade	upgrades a project dependency - these changes are not included in release notes

closes #1249

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[ ] Tests have been written to cover the code changed/added as part of this pull request

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[ ] Potential security implications or infrastructural changes have been considered, if relevant