Revert "build-sys: remove static builds from make-check"

The problem should be fixed now.

This reverts commit 948b87581e7f1a430f258e169282a1755bb68edd.
diff --git a/Makefile.am b/Makefile.am
index 9e7d8f0..391de3d 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -178,6 +178,7 @@
 	--disable-use-tty-group \
 	--disable-silent-rules \
 	--enable-all-programs \
+	--enable-static-programs \
 	--enable-gtk-doc \
 	--with-python \
 	--with-bashcompletiondir=$$dc_install_base/$(bashcompletiondir) \