fix(arm): Fix arm root folder

[omriyoffe-panw]

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Below is a concise technical summary of the changes proposed in this PR:

Refactor the Runner class in checkov/arm/runner.py to improve the handling of the root_folder attribute and enhance file path management. The changes ensure that the root_folder is set correctly and utilize Path for absolute file paths, replacing os.path.abspath. This update aims to fix issues related to ARM root folder processing and improve code readability and maintainability.

Topic	Details
Runner Refactor	Refactor the Runner class to improve root folder handling and file path management. Modified files (1) checkov/arm/runner.py Latest Contributors(2) User Commit Date omriyoffe-panw fix-arm-Fix-arm-report... November 26, 2024 lirshindalman feat-arm-Add-arm-defin... October 30, 2024

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