Move vendor:darwin/Foundation to core:sys/darwin/Foundation

core/sys/darwin/Foundation/NSDate.odin

@@ -0,0 +1,19 @@
+package objc_Foundation
+
+@(objc_class="NSDate")
+Date :: struct {using _: Copying(Date)}
+
+@(objc_type=Date, objc_name="alloc", objc_is_class_method=true)
+Date_alloc :: proc "c" () -> ^Date {
+	return msgSend(^Date, Date, "alloc")
+}
+
+@(objc_type=Date, objc_name="init")
+Date_init :: proc "c" (self: ^Date) -> ^Date {
+	return msgSend(^Date, self, "init")
+}
+
+@(objc_type=Date, objc_name="dateWithTimeIntervalSinceNow")
+Date_dateWithTimeIntervalSinceNow :: proc "c" (secs: TimeInterval) -> ^Date {
+	return msgSend(^Date, Date, "dateWithTimeIntervalSinceNow:", secs)
+}