[StyleCop] Fix all the warnings on Bot.Builder.AI.LUIS.Tests

[gasper-az]

Changes made:

• 'public' members before 'private' members
• A closing brace not preceded by a blank line
• Add trailing comma in multi-line initializers
• The 'protected' before 'override'
• Single-line comment preceded by a blank line
• Element '_result' declare an access modifier
• Files only contain a single type

[coveralls]

Pull Request Test Coverage Report for Build 53268

• 0 of 0 changed or added relevant lines in 0 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage remained the same at 76.121%

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Totals
Change from base Build 53133:	0.0%
Covered Lines:	4361
Relevant Lines:	5729

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💛 - Coveralls

[cleemullins]

No issues found in Microsoft.Bot.Builder.dll
No issues found in Microsoft.Bot.Builder.AI.Luis.dll
No issues found in Microsoft.Bot.Builder.AI.QnA.dll
No issues found in Microsoft.Bot.Builder.ApplicationInsights.dll
No issues found in Microsoft.Bot.Builder.Azure.dll
No issues found in Microsoft.Bot.Builder.Dialogs.dll
No issues found in Microsoft.Bot.Builder.TemplateManager.dll
No issues found in Microsoft.Bot.Configuration.dll
No issues found in Microsoft.Bot.Connector.dll
No issues found in Microsoft.Bot.Schema.dll

[cleemullins]

No issues found in Microsoft.Bot.Builder.dll
No issues found in Microsoft.Bot.Builder.AI.Luis.dll
No issues found in Microsoft.Bot.Builder.AI.QnA.dll
No issues found in Microsoft.Bot.Builder.ApplicationInsights.dll
No issues found in Microsoft.Bot.Builder.Azure.dll
No issues found in Microsoft.Bot.Builder.Dialogs.dll
No issues found in Microsoft.Bot.Builder.TemplateManager.dll
No issues found in Microsoft.Bot.Configuration.dll
No issues found in Microsoft.Bot.Connector.dll
No issues found in Microsoft.Bot.Schema.dll