Update Barrier and Sync APIs (#73)

* Add thread, wavefront, and workgroup-level `barrier` APIs in IPC and RO conduits; remove collectives on default context
 - Implemented `barrier` APIs for thread, wavefront, and workgroup scopes
 - Added support into both IPC and RO conduits
 - Added functional tests to cover all `barrier` APIs
 - Removed collective operations on default context

* Add thread, wavefront, and workgroup-level `sync` APIs in IPC and RO conduits.
  - Implemented `sync` APIs for thread, wavefront, and workgroup scopes
  - Added support into both IPC and RO conduits
  - Added functional tests to cover all `sync` APIs

* update naming convention for context-based `barrier` APIs

tests/functional_tests/tester.hpp

@@ -92,7 +92,7 @@ enum TestType {
   SignalFetchTestType = 55,
   WGSignalFetchTestType = 56,
   WAVESignalFetchTestType = 57,
-  TeamBarrierTestType = 58,
+  TeamWGBarrierTestType = 58,
   DefaultCTXGetTestType = 59,
   DefaultCTXGetNBITestType = 60,
   DefaultCTXPutTestType = 61,
@@ -103,6 +103,10 @@ enum TestType {
   WGBarrierAllTestType = 66,
   WAVESyncAllTestType = 67,
   WGSyncAllTestType = 68,
+  TeamBarrierTestType = 69,
+  TeamWAVEBarrierTestType = 70,
+  WAVESyncTestType = 71,
+  WGSyncTestType = 72,
 };
 
 enum OpType { PutType = 0, GetType = 1 };