Move content negotation tests for SBA

Author: bart-vmware

…t.Test/ActuatorContentNegotiationTest.cs …SpringBootAdminContentNegotiationTest.cssrc/Management/test/Endpoint.Test/ActuatorContentNegotiationTest.cs renamed to src/Management/test/Endpoint.Test/SpringBootAdminClient/SpringBootAdminContentNegotiationTest.cs src/Management/test/Endpoint.Test/ActuatorContentNegotiationTest.cs renamed to src/Management/test/Endpoint.Test/SpringBootAdminClient/SpringBootAdminContentNegotiationTest.cs

@@ -15,9 +15,9 @@
 using Steeltoe.Management.Endpoint.Test.Actuators.HeapDump;
 using Steeltoe.Management.Endpoint.Test.Actuators.ThreadDump;
 
-namespace Steeltoe.Management.Endpoint.Test;
+namespace Steeltoe.Management.Endpoint.Test.SpringBootAdminClient;
 
-public sealed class ActuatorContentNegotiationTest
+public sealed class SpringBootAdminContentNegotiationTest
 {
     private const string ActuatorV1 = "application/vnd.spring-boot.actuator.v1+json";
     private const string ActuatorV2 = "application/vnd.spring-boot.actuator.v2+json";