change a SWIG include file, just the C generated one with the minimal required change (bsc#1252488). OBS-URL: https://build.opensuse.org/package/show/devel:languages:python/python-pygraphviz?expand=0&rev=38
gvRenderData signature from graphviz 14.0.* (bsc#1252488). OBS-URL: https://build.opensuse.org/package/show/devel:languages:python/python-pygraphviz?expand=0&rev=36