feat: Add redactedText to PIIDocV3

[stuartleeks]

Add redactedText API response to PIIDocV3 schema type

Closes #1246

[mhamilton723]

/azp run

[azure-pipelines]

Azure Pipelines successfully started running 1 pipeline(s).

[codecov-commenter]

Codecov Report

Merging #1247 (bd5e744) into master (5a921cc) will decrease coverage by 1.64%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master    #1247      +/-   ##
==========================================
- Coverage   83.15%   81.50%   -1.65%     
==========================================
  Files         300      300              
  Lines       13699    13699              
  Branches      660      660              
==========================================
- Hits        11391    11165     -226     
- Misses       2308     2534     +226     

Impacted Files	Coverage Δ
...re/synapse/ml/cognitive/TextAnalyticsSchemas.scala	100.00% <ø> (ø)
...soft/azure/synapse/ml/cognitive/AudioStreams.scala	0.00% <0.00%> (-87.88%)	⬇️
...t/azure/synapse/ml/cognitive/SpeechToTextSDK.scala	18.43% <0.00%> (-72.16%)	⬇️
...crosoft/azure/synapse/ml/cognitive/SpeechAPI.scala	0.00% <0.00%> (-70.00%)	⬇️
...ft/azure/synapse/ml/core/env/StreamUtilities.scala	77.77% <0.00%> (-7.41%)	⬇️
...crosoft/azure/synapse/ml/io/http/HTTPClients.scala	73.33% <0.00%> (-3.34%)	⬇️
.../execution/streaming/continuous/HTTPSourceV2.scala	92.08% <0.00%> (-0.72%)	⬇️

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