When IAST is disabled log security related env and system properties

[sdaubin]

Overview

When IAST is disabled, this logs the following at FINE level:

• Environment keys and their values when the key contains NEW_RELIC and SECURITY
• System property keys and their values when the key contains newrelic.config. and security

I pulled all of this logging out of the main Agent class and into SecurityAgentConfig.

Related Github Issue

Include a link to the related GitHub issue, if applicable

Testing

The agent includes a suite of tests which should be used to verify your changes don't break existing functionality. These tests will run with Github Actions when a pull request is made. More details on running the tests locally can be found here,

Checks

• [ ] Your contributions are backwards compatible with relevant frameworks and APIs.
• [ ] Your code does not contain any breaking changes. Otherwise please describe.
• [ ] Your code does not introduce any new dependencies. Otherwise please describe.

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 56.25000% with 7 lines in your changes are missing coverage. Please review.

Project coverage is 70.66%. Comparing base (3362da5) to head (6d834a0).

Files	Patch %	Lines
...com/newrelic/agent/config/SecurityAgentConfig.java	60.00%	3 Missing and 3 partials :warning:
...-agent/src/main/java/com/newrelic/agent/Agent.java	0.00%	1 Missing :warning:

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #1879 +/- ## ============================================ + Coverage 69.80% 70.66% +0.85% - Complexity 9768 9876 +108 ============================================ Files 828 828 Lines 39838 39848 +10 Branches 6064 6064 ============================================ + Hits 27810 28159 +349 + Misses 9346 8960 -386 - Partials 2682 2729 +47 ```

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