Removing man installation as it is installed by hand (because of a bug of Makefile.am)
--- a/Makefile.am
+++ b/Makefile.am
@@ -23,8 +23,6 @@
 
 doc_DATA = AUTHORS
 
-man_MANS = siril.1.gz
-
 ACLOCAL_AMFLAGS = -I m4
 EXTRA_DIST = config.rpath
 AUTOMAKE_OPTIONS = foreign
