avcodec/decode: Reindentation

Reviewed-by: James Almer <jamrial@gmail.com>
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>

libavcodec/decode.c

@@ -1723,7 +1723,6 @@ static int add_metadata_from_side_data(const AVPacket *avpkt, AVFrame *frame)
 int ff_decode_frame_props(AVCodecContext *avctx, AVFrame *frame)
 {
     AVPacket *pkt = avctx->internal->last_pkt_props;
-    int i;
     static const struct {
         enum AVPacketSideDataType packet;
         enum AVFrameSideDataType frame;
@@ -1754,7 +1753,7 @@ FF_ENABLE_DEPRECATION_WARNINGS
     frame->pkt_duration = pkt->duration;
     frame->pkt_size     = pkt->size;
 
-        for (i = 0; i < FF_ARRAY_ELEMS(sd); i++) {
+    for (int i = 0; i < FF_ARRAY_ELEMS(sd); i++) {
         buffer_size_t size;
         uint8_t *packet_sd = av_packet_get_side_data(pkt, sd[i].packet, &size);
         if (packet_sd) {