Merge version 0.9.9+ds-1+rpi1 and 0.9.10+ds-1 to produce 0.9.10+ds-1+rpi1

diff --cc debian/changelog
index e6d1fc80243f81f21cddb1d7703d317945e3aea0,9cc86c47f307741ead77b2c6640d12c376eae517..41994db18dcca07d5a25bdfe0bb7f126db90b70a
--- 1/debian/changelog
--- 2/debian/changelog
+++ b/debian/changelog
@@@ -1,9 -1,15 +1,22 @@@
- igraph (0.9.9+ds-1+rpi1) bookworm-staging; urgency=medium
++igraph (0.9.10+ds-1+rpi1) bookworm-staging; urgency=medium
 +
 +  [changes brought forward from 0.8.1+ds-1+rpi1 by Peter Michael Green <plugwash@raspbian.org> at Sat, 04 Apr 2020 20:05:20 +0000]
 +  * Update symbols for raspbian.
 +
-  -- Raspbian forward porter <root@raspbian.org>  Sun, 12 Jun 2022 17:11:19 +0000
++ -- Raspbian forward porter <root@raspbian.org>  Thu, 15 Sep 2022 13:23:15 +0000
++
+ igraph (0.9.10+ds-1) unstable; urgency=medium
+ 
+   * New upstream nano version.
+   * Debianization:
+     - d/libigraph2.symbols, update;
+     - d/control:
+       - Standards-Version, dump to 4.6.1 (no change);
+     - d/patches/*:
+       - d/p/upstream-source-lintian-spelling.patch, imported
+         from experimental.
+ 
+  -- Jerome Benoit <calculus@rezozer.net>  Sat, 10 Sep 2022 11:37:09 +0000
  
  igraph (0.9.9+ds-1) unstable; urgency=medium