Re: igraph: update to 0.10.2.

[tornaria <tornaria@users.noreply.github.com>]

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New comment by tornaria on void-packages repository

https://github.com/void-linux/void-packages/pull/40224#issuecomment-1301569125

Comment:
> Note that SuiteSparse is no longer a dependency of igraph since version 0.10.
> 
> flex and bison are only needed if you are trying to build the development version from the git repo. If you build from the release archive, as you are doing now, they are not needed.
> 
> python3 is only needed if building the docs. The docs are already included in the release archive, so if you want to install them, you can just copy the `doc` folder directly, no need to build anything.
> 
> Regarding rankwidth: igraph 0.10 is not API-compatible with 0.9. Some very significant changes have been made, so basically every dependency will need source changes. rankwidth seems to be lucky in that a single very minor change allows it to build, see https://sourceforge.net/p/rankwidth/tickets/2/
> 
> A short upgrade guide for package maintainers is here: [igraph/igraph#2134 (comment)](https://github.com/igraph/igraph/issues/2134#issuecomment-1220427403)

Thanks for the info, it will be very useful. I'm fighting with sage-on-python 3.11 with a deadline right now, but I will come back to this PR later and make sure igraph + rankwidth work ok.