DocumentIntelligenceLayoutSkillChunkingUnit type     
Defines values for DocumentIntelligenceLayoutSkillChunkingUnit. 
KnownDocumentIntelligenceLayoutSkillChunkingUnit can be used interchangeably with DocumentIntelligenceLayoutSkillChunkingUnit,
this enum contains the known values that the service supports.
Known values supported by the service
characters: Specifies chunk by characters.
type DocumentIntelligenceLayoutSkillChunkingUnit = string