Snippets for python:av 18.1.0 from FreeBSD 150arm64

Sourced from https://pkg-status.freebsd.org/ampere5/data/latest-per-pkg/py312-av/18.1.0/150arm64-default.log.

• src/av/video/frame.c:49338:21: warning: code will never be executed [-Wunreachable-code]
  

• src/av/video/frame.c:49580:21: warning: code will never be executed [-Wunreachable-code]
  

• src/av/filter/graph.c:5741:62: warning: comparison of integers of different signs: 'int' and 'unsigned int' [-Wsign-compare]
   5741 |   for (__pyx_t_3 = __pyx_v_self->_nb_filters_seen; __pyx_t_3 < __pyx_t_2; __pyx_t_3+=1) {
        |                                                    ~~~~~~~~~ ^ ~~~~~~~~~