libva-vdpau-driver: fix build with aarch64-musl

srcpkgs/libva-vdpau-driver/patches/fix-aarch64-musl.patch

@@ -0,0 +1,17 @@
+utils.c: In function 'delay_usec':
+utils.c:108:20: error: storage size of 'tv' isn't known
+     struct timeval tv;
+                    ^~
+diff --git a/src/utils.c b/src/utils.c
+index 1dac15c..3e2fa6a 100644
+--- src/utils.c
++++ src/utils.c
+@@ -21,6 +21,7 @@
+ #include "sysdeps.h"
+ #include "utils.h"
+ #include <time.h>
++#include <sys/time.h>
+ #include <errno.h>
+ 
+ #define DEBUG 1
+