testsuite: Allow any 1.x.y version when comparing sane-desc results

testsuite/tools/Makefile.am

@@ -32,7 +32,7 @@ check.local:
 	for mode in ascii html-backends-split html-mfgs xml statistics usermap db udev udev+acl udev+hwdb hwdb plist hal hal-new; \
 	do \
 	  $(SANEDESC) -m $$mode -s $(srcdir)/data >$$mode.res ;\
-	  if diff -I "sane-backends 1\.0\.[0-9]\+\([-.0-9a-fgdirty]\+\)\?$$" \
+          if diff -I "sane-backends 1\.[0-9]\.[0-9]\+\([-.0-9a-fgdirty]\+\)\?$$" \
 	       $(srcdir)/data/$$mode.ref $$mode.res ; \
 	  then \
 		echo "PASS: sane-desc -m $$mode -s $(srcdir)/data"; \