feat(config): reload global config when config file is updated

[tesla59]

Purpose of PR?:

Fixes #1303

part of #1815

Does this PR introduce a breaking change?
No

If the changes in this PR are manually verified, list down the scenarios covered::

Additional information for reviewer? :
Mention if this PR is part of any design or a continuation of previous PRs

Checklist:

• Bug fix. Fixes KubeArmor Unorchestrated Config Watcher #1303
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• This change requires a documentation update
• PR Title follows the convention of <type>(<scope>): <subject>
• Commit has unit tests
• Commit has integration tests

[tesla59]

@daemon1024 @DelusionalOptimist @Prateeknandle @rootxrishabh please review. I have added throttling configs to dynamic config as well