Resolve concurrency issues in InterfaceConverter's ReadJson method

[ram-xv]

#minor
Closes IcM: https://portal.microsofticm.com/imp/v3/incidents/details/403753372/home

Description

This PR addresses concurrency issues observed in the InterfaceConverter's ReadJson method. The changes ensure thread-safe operations when deserializing JSON concurrently.

Specific Changes

• Replaced Dictionary<string, T> type declarations with ConcurrentDictionary<string, T> for rangeReferences, cachedRefDialogs and cachedTypes.

[coveralls]

Pull Request Test Coverage Report for Build 363742

• 0 of 0 changed or added relevant lines in 0 files are covered.
• 21 unchanged lines in 6 files lost coverage.
• Overall coverage decreased (-0.03%) to 78.956%

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Files with Coverage Reduction	New Missed Lines	%
/libraries/AdaptiveExpressions/BuiltinFunctions/GetNextViableDate.cs	1	90.91%
/libraries/AdaptiveExpressions/BuiltinFunctions/GetPreviousViableDate.cs	1	93.94%
/libraries/integration/Microsoft.Bot.Builder.Integration.AspNet.Core/ServiceCollectionExtensions.cs	1	93.55%
/libraries/Microsoft.Bot.Connector.Streaming/Transport/TransportHandler.cs	2	96.39%
/libraries/Microsoft.Bot.Connector.Streaming/Session/StreamingSession.cs	6	89.62%
/libraries/Microsoft.Bot.Builder.Dialogs.Declarative/Converters/InterfaceConverter.cs	10	81.16%

Totals
Change from base Build 362013:	-0.03%
Covered Lines:	25937
Relevant Lines:	32850

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💛 - Coveralls