diff: samples/diff/README documentation fix

[Andrew Bromage]

G'day.

Fix already committed.

Cheers,
Andrew Bromage


Estimated hours taken: 0.05

Minor documentation fix.

samples/diff/README:
	It was, of course, not the fix which caused diff to bomb out,
	it was the problem solved by the fix.



Index: README
===================================================================
RCS file: /home/staff/zs/imp/mercury/samples/diff/README,v
retrieving revision 1.4
diff -u -r1.4 README
--- README	1997/07/28 06:03:49	1.4
+++ README	1997/07/28 19:42:23
@@ -69,8 +69,8 @@
 
 The changes from the previous version:
 
-	- Bug fix which was causing it to bomb out if the two
-	  files were identical.
+	- Bug fix for a problem which was causing it to bomb out if
+	  the two files were identical.
 
 	- Changed indenting so it more closely matches the Mercury
 	  compiler coding standard.