[CM] Rename C for Media to C for Metal

Rename C for Media to C for Metal in document and code

Change-Id: I7dac6deec8090c704f362be37897671dfb1f12b7

Author: huangli2018

cmrtlib/README.md

@@ -1,4 +1,4 @@
-# Intel(R) C for Media Runtime
+# Intel(R) C for Metal Runtime
 
 
 ## Introduction
@@ -7,7 +7,7 @@ cmrtlib is a runtime library needed when user wants to execute their own GPU ker
 
 ## License
 
-The Intel(R) C for Media Runtime is distributed under the MIT license.
+The Intel(R) C for Metal Runtime is distributed under the MIT license.
 You may obtain a copy of the License at:
 
 https://opensource.org/licenses/MIT

media_driver/linux/common/cm/media_libva_cm.c

@@ -21,7 +21,7 @@
 */
 //!
 //! \file      media_libva_cm.c 
-//! \brief     LibVA CM(C for Media) extensions interface implementaion 
+//! \brief     LibVA CM(C for Metal) extensions interface implementaion 
 //!
 #include <va/va.h>
 #include <va/va_vpp.h>

media_driver/linux/common/cm/media_libva_cm.h

@@ -21,7 +21,7 @@
 */
 //!
 //! \file      media_libva_cm.h
-//! \brief     LibVA CM(C for Media) extensions interface definition
+//! \brief     LibVA CM(C for Metal) extensions interface definition
 //!
 
 #ifndef _MEDIA_LIBVA_CM_H_