Added Sendable conformance to NSRecursiveLock, NSConditionLock and NSCondition

Author: maartene

Sources/Foundation/NSLock.swift

@@ -166,7 +166,7 @@ extension NSLock {
 }
 
 #if SWIFT_CORELIBS_FOUNDATION_HAS_THREADS
-open class NSConditionLock : NSObject, NSLocking {
+open class NSConditionLock : NSObject, NSLocking, @unchecked Sendable {
     internal var _cond = NSCondition()
     internal var _value: Int
     internal var _thread: _swift_CFThreadRef?
@@ -260,7 +260,7 @@ open class NSConditionLock : NSObject, NSLocking {
 }
 #endif
 
-open class NSRecursiveLock: NSObject, NSLocking {
+open class NSRecursiveLock: NSObject, NSLocking, @unchecked Sendable {
     internal var mutex = _RecursiveMutexPointer.allocate(capacity: 1)
 #if os(macOS) || os(iOS) || os(Windows)
     private var timeoutCond = _ConditionVariablePointer.allocate(capacity: 1)
@@ -382,7 +382,7 @@ open class NSRecursiveLock: NSObject, NSLocking {
     open var name: String?
 }
 
-open class NSCondition: NSObject, NSLocking {
+open class NSCondition: NSObject, NSLocking, @unchecked Sendable {
     internal var mutex = _MutexPointer.allocate(capacity: 1)
     internal var cond = _ConditionVariablePointer.allocate(capacity: 1)