jdk: Fix hyperlink in hadoop section of email

URL was wrong for hadoop section of email.
diff --git a/benchmark-terasort-report b/benchmark-terasort-report
index 98d3538..a0d511c 100755
--- a/benchmark-terasort-report
+++ b/benchmark-terasort-report
@@ -33,7 +33,7 @@
 client_today_vs_client_baseline=$(printf "%.02f" $x)
 server_today_vs_server_baseline=$(printf "%.02f" $y)
 
-people_link="http://openjdk.linaro.org/$JDK_VERSION/hadoop-terasort-benchmark-results/"
+people_link="http://openjdk.linaro.org/jdk$JDK_VERSION/hadoop-terasort-benchmark-results/"
 
 echo "Regression test Hadoop-Terasort completed"
 echo "========================================="