CHEF-28583 - Create SECURITY.md with standard template

[nandanhegde73]

This pull request creates SECURITY.md file with the standard template for active projects. As part of the repo standardization effort, when a repo is active, we are replacing all the different security guides with a standard template that links to the global security policy for Chef.

[sonarqubecloud[bot]]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

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