Add skypeForConsumer as conferencing provider. (#255)

- Free Outlook accounts supports creating skype as conferencing while
creating events.
- Currently this is not listed as supported conferencing provider in
JAVA sdk.
- When user fetches event and an event has skype as conferencing, the
request fails due to unsupported conferencing.
- Add `skypeForConsumer` as supported conferencing provider.
- Reproduced the error locally and tested the fix locally.


# License
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---------

Co-authored-by: Subash Pradhan <subash.p@macbook-pro-3.home>

Author: SubashPradhan

CHANGELOG.md

@@ -1,5 +1,8 @@
 # Nylas Java SDK Changelog
 
+### Unreleased
+* Add support for `skypeForConsumer` as conferencing provider
+
 ### [2.5.1] - Released 2024-11-12
 * Fixed response type for returning list of scheduled messages
 

src/main/kotlin/com/nylas/models/ConferencingProvider.kt

@@ -20,4 +20,7 @@ enum class ConferencingProvider {
 
   @Json(name = "GoToMeeting")
   GOTOMEETING,
+
+  @Json(name = "skypeForConsumer")
+  SKYPE_FOR_CONSUMER,
 }