Allow disabling TS suggestions level diagnostics

[mjbvz]

From #45378

Add a new setting to disable suggest diagnostics in js and ts files. This setting should be on by default

Proposed names: javascript.suggestionDiagnostics.enabled and typescript.suggestionDiagnostics.enabled

[mjbvz]

Using names: javascript.suggestionActions.enabled and typescriptscript.suggestionActions.enabled