Bug fixes, unnecessary code, spelling & formatting

[pmatthews05]

• Added additional ExcludeRule for PSAvoidUsingConvertToSecureStringWithPlainText
  • The plan text is never seen due to a variable, so this warning is redunant.
• ConnectionProfiles.ps1
  • Simplified the if elseif in setup, which also made the Get-CloudEnvironmentInfo function neater.
• Get-CloudEnvironmentInfo
  • Had parameters that were not used.
• Connect-MSCloudLoginAzure
  • Bug fix where it was updating the ExchangeOnline settings instead of Azure.
• Connect-MSCloudLoginAzureDevOPS
  • Fixed a spelling mistake.
• General formatting due to PowerShell Formatter in VSCode.

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