Don't fail during 'make clean'

debian/patches/Don-t-fail-on-rm-during-make-clean.patch

+From: Ole Streicher <olebole@debian.org>
+Date: Tue, 28 Apr 2020 09:21:11 +0200
+Subject: Don't fail during 'make clean'
+
+---
+ Makefile | 4 +---
+ 1 file changed, 1 insertion(+), 3 deletions(-)
+
+diff --git a/Makefile b/Makefile
+index 3aaa6a6..8b7bba3 100644
+--- a/Makefile
++++ b/Makefile
+@@ -339,9 +339,7 @@ clean:
+ 	$(MAKE) -C util clean
+ 	$(MAKE) -C catalogs clean
+ 	-$(MAKE) -C qfits-an clean
+-	-rm __init__.pyc
+-	$(MAKE) -C gsl-an clean
+-	-rm gsl-an/config.h
++	-rm -f __init__.pyc
+ 	$(MAKE) -C libkd clean
+ 	$(MAKE) -C blind clean
+ 	$(MAKE) -C sdss clean

debian/patches/series

@@ -5,3 +5,4 @@ Fix-issues-when-using-Debian-libs-instead-of-convienience.patch
 Call-python-scripts-as-modules-instead-of-executables.patch
 Fix-shared-lib-flags-so-that-the-package-can-be-built-on-.patch
 Remove-errornous-generation-of-net-client.py.patch
+Don-t-fail-on-rm-during-make-clean.patch