setAzureContext: Updates azureActiveContext object.
In CharlesCara/AzureSMRLite: Operations on Azure Blobs

Updates the value of an 'azureActiveContext' object, created by [createAzureContext()]

setAzureContext(
  azureActiveContext,
  tenantID,
  clientID,
  authKey,
  subscriptionID,
  resourceGroup,
  storageKey,
  storageAccount,
  container,
  blob,
  vmName,
  hdiAdmin,
  hdiPassword,
  clustername,
  kind,
  sessionID,
  authType,
  resource
)

`azureActiveContext`	A container used for caching variables used by 'AzureSMR', created by [createAzureContext()]
`tenantID`	The tenant ID provided during creation of the Active Directory application / service principal
`clientID`	The client ID provided during creation of the Active Directory application / service principal
`authKey`	The authentication key provided during creation of the Active Directory application / service principal
`subscriptionID`	Subscription ID. This is obtained automatically by [azureAuthenticate()] when only a single subscriptionID is available via Active Directory
`resourceGroup`	Name of the resource group
`storageKey`	Storage key associated with storage account
`storageAccount`	Name of the azure storage account. Storage account names must be between 3 and 24 characters in length and use numbers and lower-case letters only.
`container`	Storage container name. See [azureListStorageContainers()]
`blob`	Blob name
`vmName`	Name of the virtual machine
`hdiAdmin`	HDInsight admin username. See [azureCreateHDI()]
`hdiPassword`	HDInsight admin password. See [azureCreateHDI()]
`clustername`	Cluster name, used for HDI and Spark clusters. See [azureCreateHDI()]
`kind`	HDinsight kind: "hadoop","spark" or "rserver". See [azureCreateHDI()]
`sessionID`	Spark sessionID. See [azureSparkCMD()]
`authType`	Auth type for getting token: "ClientCredential", "DeviceCode"
`resource`	Resource to use for getting token