fix FTBS by chmod +x configure

debian/changelog

+backupninja (0.9.7-2) experimental; urgency=low
+
+  * Fix FTBFS by chmod +x configure
+
+ --
+
 backupninja (0.9.7-1) experimental; urgency=low
 
   * Add dependency possibility on bsd-mailx for mailx transition

debian/rules

@@ -21,6 +21,7 @@ configure-stamp:
 	rm -f config.sub config.guess
 	ln -sf /usr/share/misc/config.sub config.sub
 	ln -sf /usr/share/misc/config.guess config.guess
+	chmod +x configure
 	./configure --prefix=/usr --sysconfdir=/etc --localstatedir=/var --mandir=/usr/share/man
 	touch configure-stamp