avcodec/libaomdec: print libaomdec version in verbose level

info level will be too noisy if several instances of the decoder are fired
at the same time, as will be the case with tiled AVIF.

Signed-off-by: James Almer <jamrial@gmail.com>

libavcodec/libaomdec.c

@@ -48,7 +48,7 @@ static av_cold int aom_init(AVCodecContext *avctx,
         .threads = FFMIN(avctx->thread_count ? avctx->thread_count : av_cpu_count(), 16)
     };
 
-    av_log(avctx, AV_LOG_INFO, "%s\n", aom_codec_version_str());
+    av_log(avctx, AV_LOG_VERBOSE, "%s\n", aom_codec_version_str());
     av_log(avctx, AV_LOG_VERBOSE, "%s\n", aom_codec_build_config());
 
     if (aom_codec_dec_init(&ctx->decoder, iface, &deccfg, 0) != AOM_CODEC_OK) {