fix(license): add LICENSE and NOTICE specifying Red Hat as the owner

[RoamingNoMaD]

As per my email thread, I'd like to consolidate our licenses and add a LICENSE and NOTICE file specifying the owner of the copyright.

Secure Coding Practices Checklist GitHub Link

• https://github.com/RedHatInsights/secure-coding-checklist

Secure Coding Checklist

• Input Validation
• Output Encoding
• Authentication and Password Management
• Session Management
• Access Control
• Cryptographic Practices
• Error Handling and Logging
• Data Protection
• Communication Security
• System Configuration
• Database Security
• File Management
• Memory Management
• General Coding Practices

[jira-linking]

Referenced Jiras:
https://issues.redhat.com/browse/RHINENG-13528

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 58.69%. Comparing base (13cd3fb) to head (58921ed).
Report is 149 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #268      +/-   ##
==========================================
- Coverage   60.07%   58.69%   -1.39%     
==========================================
  Files          46       77      +31     
  Lines        2928     4326    +1398     
==========================================
+ Hits         1759     2539     +780     
- Misses        969     1527     +558     
- Partials      200      260      +60     

Flag	Coverage Δ
unittests	58.69% <ø> (-1.39%)	⬇️

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