deprecate Baggage names

Author: ktoso

Sources/InstrumentationBaggage/CompatibilityShims.swift

@@ -15,6 +15,9 @@
 
 @_exported import ServiceContextModule
 
+@available(*, deprecated, message: "Use 'ServiceContext' from 'ServiceContextModule' instead.")
 public typealias Baggage = ServiceContext
+@available(*, deprecated, message: "Use 'ServiceContext' from 'ServiceContextModule' instead.")
 public typealias BaggageKey = ServiceContextKey
+@available(*, deprecated, message: "Use 'ServiceContext' from 'ServiceContextModule' instead.")
 public typealias AnyBaggageKey = AnyServiceContextKey

Tests/ServiceContextTests/ServiceContext+XCTest.swift

@@ -32,7 +32,6 @@ extension ServiceContextTests {
                 ("test_forEachIteratesOverAllServiceContextItems", test_forEachIteratesOverAllServiceContextItems),
                 ("test_TODO_doesNotCrashWithoutExplicitCompilerFlag", test_TODO_doesNotCrashWithoutExplicitCompilerFlag),
                 ("test_automaticPropagationThroughTaskLocal", test_automaticPropagationThroughTaskLocal),
-                ("test", test),
            ]
    }
 }

Tests/ServiceContextTests/ServiceContextTests+XCTest.swift

@@ -90,7 +90,7 @@ final class ServiceContextTests: XCTestCase {
     actor SomeActor {
         var value: Int = 0
 
-        func test() async {
+        func check() async {
             ServiceContext.$current.withValue(.topLevel) {
                 value = 12 // should produce no warnings
             }