avcodec/nvenc: fix typo in new Windows driver version

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

libavcodec/nvenc.c

@@ -126,7 +126,7 @@ static void nvenc_print_driver_requirement(AVCodecContext *avctx, int level)
     const char *minver = "(unknown)";
 #elif NVENCAPI_CHECK_VERSION(9, 1)
 # if defined(_WIN32) || defined(__CYGWIN__)
-    const char *minver = "435.15";
+    const char *minver = "436.15";
 # else
     const char *minver = "435.21";
 # endif