sagemathgh-39358: upgrade igraph to 0.10.15 and python_igraph to …

…0.11.8

    
Upgrade `igraph` to version 0.10.15 and `python-igraph` to version
0.11.8. https://igraph.org

`./sage -pip install python_igraph` works well to install `igraph` and
`python_igraph`.


### 📝 Checklist

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- [x] The title is concise and informative.
- [x] The description explains in detail what this PR is about.
- [ ] I have linked a relevant issue or discussion.
- [ ] I have created tests covering the changes.
- [ ] I have updated the documentation and checked the documentation
preview.

### ⌛ Dependencies

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URL: sagemath#39358
Reported by: David Coudert
Reviewer(s): Frédéric Chapoton

build/pkgs/igraph/checksums.ini

@@ -1,4 +1,4 @@
 tarball=igraph-VERSION.tar.gz
-sha1=3789f61beac1f1231f8c3832102dcb2720f2a0c9
-sha256=b011f7f9f38a3e59924cc9ff652e6d33105fa03fcaf3792f47d752626a0a4625
+sha1=af74e361167bd790ed2fcc248acd21ec946ddb2a
+sha256=03ba01db0544c4e32e51ab66f2356a034394533f61b4e14d769b9bbf5ad5e52c
 upstream_url=https://github.com/igraph/igraph/releases/download/VERSION/igraph-VERSION.tar.gz

build/pkgs/igraph/package-version.txt

@@ -1 +1 @@
-0.10.12
+0.10.15

build/pkgs/igraph/spkg-configure.m4

@@ -3,7 +3,7 @@ SAGE_SPKG_CONFIGURE([igraph], [
     dnl check for igraph with pkg-config
     dnl Per upstream in https://github.com/sagemath/sage/pull/36750#issuecomment-1826998762:
     dnl each python-igraph release is only guaranteed to be compatible with the same C/igraph that it bundles
-    PKG_CHECK_MODULES([IGRAPH], [igraph >= 0.10.12 igraph < 0.10.13], [], [
+    PKG_CHECK_MODULES([IGRAPH], [igraph >= 0.10.14 igraph < 0.10.16], [], [
         sage_spkg_install_igraph=yes])
   ])
 ])

build/pkgs/python_igraph/checksums.ini

@@ -1,4 +1,4 @@
 tarball=python-igraph-VERSION.tar.gz
-sha1=da963213ab22c60938d4e77ffab811875ee43a8a
-sha256=2d71d645a4c3344c5910543fabbae10d3163f46a3e824ba7753c14b9036b8233
+sha1=19b52531169f200ff60f2cb8245eaa9e277c6c13
+sha256=d7dc1404567ba3b0ea1bf8b5fa6e101617915c8ad11ea5a9f925a40bf4adad7d
 upstream_url=https://files.pythonhosted.org/packages/source/i/igraph/igraph-VERSION.tar.gz

build/pkgs/python_igraph/package-version.txt

@@ -1 +1 @@
-0.11.5
+0.11.8