debian: Fix all postinst/prerm/postrm scripts to include debhelper additions

Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
diff --git a/debian/libuuid1.postinst b/debian/libuuid1.postinst
index 9d8bcf3..2f46f12 100644
--- a/debian/libuuid1.postinst
+++ b/debian/libuuid1.postinst
@@ -7,3 +7,7 @@
 mkdir -p /var/lib/libuuid
 chown libuuid:libuuid /var/lib/libuuid
 chmod 2775 /var/lib/libuuid
+
+#DEBHELPER#
+
+exit 0