hg: jdk7/build: 6972274: Fix the use of egrep -ci in the top level makefile sanity checks

[kelly . ohair]

Changeset: f1ba69da5003
Author:    ohair
Date:      2010-07-26 14:14 -0700
URL:       http://hg.openjdk.java.net/jdk7/build/rev/f1ba69da5003

6972274: Fix the use of egrep -ci in the top level makefile sanity checks
Reviewed-by: prr

! make/sanity-rules.gmk