fix new build parens matching

Author: ktoso

Runtimes/Core/Concurrency/CMakeLists.txt

@@ -83,7 +83,7 @@ add_library(swift_Concurrency
   TaskLocal.swift
   TaskSleep.swift
   TaskSleepDuration.swift
-  "${CMAKE_CURRENT_BINARY_DIR}/TaskGroup+addTask.swift")
+  "${CMAKE_CURRENT_BINARY_DIR}/TaskGroup+addTask.swift"
   "${CMAKE_CURRENT_BINARY_DIR}/Task+startSynchronously.swift")
 
 include(${SwiftCore_CONCURRENCY_GLOBAL_EXECUTOR}.cmake)

test/abi/macOS/x86_64/concurrency.swift

@@ -399,6 +399,8 @@ Added: _$ss19DiscardingTaskGroupV05startB28SynchronouslyUnlessCancelled4name8pri
 Added: _$ss27ThrowingDiscardingTaskGroupV05startC13Synchronously4name8priority9operationySSSg_ScPSgyyYacntF
 Added: _$ss27ThrowingDiscardingTaskGroupV05startC28SynchronouslyUnlessCancelled4name8priority9operationySSSg_ScPSgyyYacntF
 
+Added: _swift_task_startSynchronously
+
 // add callee-allocated coro entrypoints
 // TODO: CoroutineAccessors: several of these symbols should be in swiftCore
 Added: __swift_coro_malloc_allocator