Function normalizeResults

normalizeResults(results: AgentTestResultsResponse): AgentTestResultsResponse
Normalizes test results by decoding HTML entities in utterances and test result values.
Parameters
- results: AgentTestResultsResponse
  The agent test results response object to normalize
Returns AgentTestResultsResponse
A new AgentTestResultsResponse with decoded HTML entities
Example
```
const results = {
  testCases: [{
    inputs: { utterance: "&quot;hello&quot;" },
    testResults: [{
      actualValue: "&amp;test",
      expectedValue: "&lt;value&gt;"
    }]
  }]
};
const normalized = normalizeResults(results);
```
- Defined in agentTester.ts:178