[Media Common][VP] APO Mos: switch layer, create osdevicecontext and …

…get device info

mos apo switch:
1.create switch layer by platform or regkey
2.create light sdevicecontext
3. get common device info from osdevicecontext

media_common/agnostic/common/os/mos_os.h

@@ -736,6 +736,7 @@ typedef struct _MOS_INTERFACE
 #endif // (_DEBUG || _RELEASE_INTERNAL)
 
     bool                            apoMosEnabled;                                //!< apo mos or not
+    bool                            apoMosForLegacyRuntime = false;
     std::vector<ResourceDumpAttri>  resourceDumpAttriArray;
 
     MEMORY_OBJECT_CONTROL_STATE (* pfnCachePolicyGetMemoryObject) (