RHINENG-12299: fix index out of range error

[psegedy]

panic: runtime error: index out of range [0] with length 0
goroutine 261071 [running]:
app/base/database.GetBaselineConfig(0xc03a4e1040)
/go/src/app/base/database/baseline.go:31 +0x445
app/evaluator.limitVmaasToBaseline(0x0?, 0xc03a565d40)
/go/src/app/evaluator/evaluate_baseline.go:12 +0x2a
app/evaluator.evaluateWithVmaas(0x19f48b8?, 0xc03a4e1040, 0xc03a4e1040?)
/go/src/app/evaluator/evaluate.go:285 +0x4c
app/evaluator.evaluateInDatabase({0x19f48b8, 0xc00082e320}, 0xc0004d5d50, {0xc015ce2a50, 0x24})
/go/src/app/evaluator/evaluate.go:230 +0xa6
app/evaluator.Evaluate({0x19f48b8, 0xc00082e320}, 0xc023e47550?, {0xc015ce2a50, 0x24}, {0xc00004a011, 0x6})
/go/src/app/evaluator/evaluate.go:146 +0x21c
app/evaluator.runEvaluate.func1()
/go/src/app/evaluator/evaluate.go:186 +0x6c
created by app/evaluator.runEvaluate in goroutine 206
/go/src/app/evaluator/evaluate.go:185 +0x273 

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-12299

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 65.01%. Comparing base (2e46900) to head (4266f9c).
Report is 1 commits behind head on master.

Additional details and impacted files

@@           Coverage Diff           @@
##           master    #1472   +/-   ##
=======================================
  Coverage   65.01%   65.01%           
=======================================
  Files         114      114           
  Lines        7823     7823           
=======================================
  Hits         5086     5086           
  Misses       2207     2207           
  Partials      530      530           

Flag	Coverage Δ
unittests	65.01% <100.00%> (ø)

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