port: [#3922] Corrected GetConversationMembers to use TeamsInfo helper class rather… (#5874)

[ceciliaavila]

Fixes #3922

Description

This PR ports the changes in BotBuider-DotNet to Corrected GetConversationMembers in Adaptive.Runtime to use TeamsInfo helper class rather than rely on BotFrameworkAdapter functions that aren't available now that CoreBotAdapter derives from CloudAdapter and not BotFrameworkAdapter.

Specific Changes

• getActitivityMemebers.ts
  • Remove BotFrameworkAdapter
  • Create a private function, which gets the connector client and returns the accounts info
• getConversationsMemebers.ts
  • Remove BotFrameworkAdapter
  • Create a private function, which gets the connector client and returns the conversation's members info

Testing

These images show the unit tests passing after the changes.

[coveralls]

Pull Request Test Coverage Report for Build 1995610952

• 16 of 30 (53.33%) changed or added relevant lines in 2 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage decreased (-0.03%) to 84.543%

---

Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
libraries/botbuilder-dialogs-adaptive/src/actions/getConversationMembers.ts	7	13	53.85%
libraries/botbuilder-dialogs-adaptive/src/actions/getActivityMembers.ts	9	17	52.94%

Totals
Change from base Build 1995608014:	-0.03%
Covered Lines:	19716
Relevant Lines:	22090

---

💛 - Coveralls