Force test span to be root spans

Author: Ignacio Bonafonte

DatadogSDKTesting.xcodeproj/project.pbxproj

@@ -2263,6 +2263,7 @@
 				ALWAYS_EMBED_SWIFT_STANDARD_LIBRARIES = YES;
 				BUILD_LIBRARY_FOR_DISTRIBUTION = NO;
 				CLANG_ENABLE_MODULES = YES;
+				DEVELOPMENT_TEAM = "";
 				INFOPLIST_FILE = Tests/Info.plist;
 				LD_RUNPATH_SEARCH_PATHS = (
 					"$(inherited)",

Sources/DatadogSDKTesting/DDTracer.swift

@@ -113,8 +113,10 @@ internal class DDTracer {
 
         /// launchSpanContext will only be available when running in the app launched from UITest, so assign this as the parent
         /// when there is no one
-        if let launchContext = launchSpanContext, OpenTelemetrySDK.instance.contextProvider.activeSpan == nil {
+        if let launchContext = launchSpanContext {
             spanBuilder.setParent(launchContext)
+        } else {
+            spanBuilder.setNoParent()
         }
 
         let span = spanBuilder.startSpan()