Fix short descriptions in setup.cfg.m4

Author: Matthias Koeppe

pkgs/sagemath-coxeter3/setup.cfg.m4

@@ -2,7 +2,7 @@
 [metadata]
 name = sagemath-coxeter3
 version = file: VERSION.txt
-description = Sage: Open Source Mathematics Software: Graph (iso/auto)morphisms with coxeter3
+description = Sage: Open Source Mathematics Software: Coxeter groups, Bruhat ordering, Kazhdan-Lusztig polynomials with coxeter3
 long_description = file: README.rst
 long_description_content_type = text/x-rst
 license = GNU General Public License (GPL) v2 or later

pkgs/sagemath-mcqd/setup.cfg.m4

@@ -2,7 +2,7 @@
 [metadata]
 name = sagemath-mcqd
 version = file: VERSION.txt
-description = Sage: Open Source Mathematics Software: Graph (iso/auto)morphisms with mcqd
+description = Sage: Open Source Mathematics Software: Finding maximum cliques with mcqd
 long_description = file: README.rst
 long_description_content_type = text/x-rst
 license = GNU General Public License (GPL) v2 or later

pkgs/sagemath-meataxe/setup.cfg.m4

@@ -2,7 +2,7 @@
 [metadata]
 name = sagemath-meataxe
 version = file: VERSION.txt
-description = Sage: Open Source Mathematics Software: Graph (iso/auto)morphisms with meataxe
+description = Sage: Open Source Mathematics Software: Matrices over small finite fields with meataxe
 long_description = file: README.rst
 long_description_content_type = text/x-rst
 license = GNU General Public License (GPL) v2 or later

pkgs/sagemath-tdlib/setup.cfg.m4

@@ -2,7 +2,7 @@
 [metadata]
 name = sagemath-tdlib
 version = file: VERSION.txt
-description = Sage: Open Source Mathematics Software: Graph (iso/auto)morphisms with tdlib
+description = Sage: Open Source Mathematics Software: Tree decompositions with tdlib
 long_description = file: README.rst
 long_description_content_type = text/x-rst
 license = GNU General Public License (GPL) v2 or later