build: Remove contrib directory from tarballs
diff --git a/GNUmakefile.in b/GNUmakefile.in
index a3bfcdc4..5b755e33 100644
--- a/GNUmakefile.in
+++ b/GNUmakefile.in
@@ -297,6 +297,7 @@ dist:
cp -r '$(call SHESCAPE,$(SRCDIR))'/.git '$(call SHESCAPE,$(BUILDDIR))'/"$(DIST_OUTPUT)"/
cd '$(call SHESCAPE,$(BUILDDIR))'/"$(DIST_OUTPUT)" && git checkout .
cd '$(call SHESCAPE,$(BUILDDIR))'/"$(DIST_OUTPUT)" && ./bootstrap
+ rm -rf '$(call SHESCAPE,$(BUILDDIR))'/"$(DIST_OUTPUT)/contrib"
rm -rf '$(call SHESCAPE,$(BUILDDIR))'/"$(DIST_OUTPUT)/flanterm/.git"
rm -rf '$(call SHESCAPE,$(BUILDDIR))'/"$(DIST_OUTPUT)/flanterm/.gitignore"
rm -rf '$(call SHESCAPE,$(BUILDDIR))'/"$(DIST_OUTPUT)/freestnd-c-hdrs/.git"
