configure: enable ffnvcodec, nvenc, nvdec for aarch64

Adding the support to build FFMPEG with HW accelerated decode(nvdec) and
encode on aarch64 architecture.

Signed-off-by: Timo Rothenpieler <timo@rothenpieler.org>

configure

@@ -6675,7 +6675,7 @@ if enabled x86; then
             disable ffnvcodec cuvid nvdec nvenc
             ;;
     esac
-elif enabled ppc64 && ! enabled bigendian; then
+elif enabled_any aarch64 ppc64 && ! enabled bigendian; then
     case $target_os in
         linux)
             ;;