modernize use of grep in coccicheck

Use "grep -E" instead of "egrep".
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Merge tag 'coccinelle-6.2' of git://git.kernel.org/pub/scm/linux/kernel/git/jlawall/linux

Pull coccicheck update from Julia Lawall:
 "Modernize use of grep in coccicheck:

  Use 'grep -E' instead of 'egrep'"

* tag 'coccinelle-6.2' of git://git.kernel.org/pub/scm/linux/kernel/git/jlawall/linux:
  scripts: coccicheck: use "grep -E" instead of "egrep"

scripts/coccicheck

@@ -47,7 +47,7 @@ FLAGS="--very-quiet"
 # inspected there.
 #
 # --profile will not output if --very-quiet is used, so avoid it.
-echo $SPFLAGS | egrep -e "--profile|--show-trying" 2>&1 > /dev/null
+echo $SPFLAGS | grep -E -e "--profile|--show-trying" 2>&1 > /dev/null
 if [ $? -eq 0 ]; then
 	FLAGS="--quiet"
 fi