TagsPatchOperation type  
Defines values for TagsPatchOperation. 
KnownTagsPatchOperation can be used interchangeably with TagsPatchOperation,
this enum contains the known values that the service supports.
Known values supported by the service
Replace: The 'replace' option replaces the entire set of existing tags with a new set. 
Merge: The 'merge' option allows adding tags with new names and updating the values of tags with existing names. 
Delete: The 'delete' option allows selectively deleting tags based on given names or name/value pairs.
type TagsPatchOperation = string