Limite overall testcases summary for all targets to openjdk and jck only

Some of other category tests might also run with jtreg. In that case
testcase summary per target is still useful.

Signed-off-by: Sophia Guo <sophia.gwf@gmail.com>

scripts/resultsSum.pl

@@ -317,7 +317,7 @@ sub resultReporter {
 	print "$testTargetStatus\n";
 
 	print "++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++\n\n";
-	if (@testCasesResults) { 
+	if (@testCasesResults && ($buildList =~ /openjdk/ || $buildList =~ /jck/)) { 
 		$testCasesAllTargetsSummary = getTestcaseResults(\@testCasesResults);
 		print $testCasesAllTargetsSummary . "\n";
 		print "++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++\n";