Version header - Bug fix required for rocal (#535)

* rocm version check for targets

* check rocm targets for gfx

* space fixes to generate version file

api/rocdecode_version.h.in

@@ -34,9 +34,9 @@ THE SOFTWARE.
 extern "C" {
 #endif  /* __cplusplus */
 
-#define ROCDECODE_MAJOR_VERSION   @PROJECT_VERSION_MAJOR@
-#define ROCDECODE_MINOR_VERSION   @PROJECT_VERSION_MINOR@
-#define ROCDECODE_MICRO_VERSION   @PROJECT_VERSION_PATCH@
+#define ROCDECODE_MAJOR_VERSION @PROJECT_VERSION_MAJOR@
+#define ROCDECODE_MINOR_VERSION @PROJECT_VERSION_MINOR@
+#define ROCDECODE_MICRO_VERSION @PROJECT_VERSION_PATCH@
 
 /**
  * ROCDECODE_CHECK_VERSION: