freebsd.sh: Upgrade to openjdk17

Change-Id: I093a84fc14d8f95f3a135b7c261b7a91af919956
Signed-off-by: Arthur She <arthur.she@linaro.org>
diff --git a/freebsd.sh b/freebsd.sh
index 699b66a..a4616e8 100644
--- a/freebsd.sh
+++ b/freebsd.sh
@@ -4,7 +4,7 @@
     curl \
     git \
     gnupg \
-    openjdk11 \
+    openjdk17 \
     python3 \
     unzip \
     cmake \