fix: ESLint issues in bobuilder-core

[JhontSouth]

Addresses #4684
#minor

Description

This PR fixes all the new errors and warnings incoming in the latest version of ESLint packages

Specific Changes

• Added missing params documentation in some methods.
• Formatted with required spaces and comment lines required by ESLint,
• Lint command pointing to main ESLint config file.

Testing

The following image shows the lint command running without problems in botbuilder-core.

[coveralls]

Pull Request Test Coverage Report for Build 12435024176

Details

• 22 of 24 (91.67%) changed or added relevant lines in 11 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage increased (+0.002%) to 84.627%

---

Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
libraries/botbuilder-core/src/skills/skillConversationIdFactory.ts	0	2	0.0%

Totals
Change from base Build 12259066809:	0.002%
Covered Lines:	20518
Relevant Lines:	23096

---

💛 - Coveralls