libdpkg: Add missing dpkg_program_ symbols to the version script

lib/dpkg/libdpkg.map

@@ -7,6 +7,10 @@ global:
 	dpkg_set_progname;
 	dpkg_get_progname;
 
+	# Program setup/teardown
+	dpkg_program_init;
+	dpkg_program_done;
+
 	# Ar support
 	dpkg_ar_normalize_name;
 	dpkg_ar_member_is_illegal;