ssl-opt.sh: Disabled HS Defrag Tests for TLS1.2 where len < 16

Signed-off-by: Minos Galanakis <minos.galanakis@arm.com>
diff --git a/tests/ssl-opt.sh b/tests/ssl-opt.sh
index 818d50d..d09005b 100755
--- a/tests/ssl-opt.sh
+++ b/tests/ssl-opt.sh
@@ -14086,6 +14086,7 @@
             -c "handshake fragment: 0 \\.\\. 13 of [0-9]\\+ msglen 13" \
             -c "waiting for more fragments (13"
 
+skip_next_test
 requires_openssl_3_x
 requires_protocol_version tls12
 requires_certificate_authentication
@@ -14108,6 +14109,7 @@
             -c "handshake fragment: 0 \\.\\. 5 of [0-9]\\+ msglen 5" \
             -c "waiting for more fragments (5"
 
+skip_next_test
 requires_openssl_3_x
 requires_protocol_version tls12
 requires_certificate_authentication
@@ -14130,6 +14132,7 @@
             -c "handshake fragment: 0 \\.\\. 4 of [0-9]\\+ msglen 4" \
             -c "waiting for more fragments (4"
 
+skip_next_test
 requires_openssl_3_x
 requires_protocol_version tls12
 requires_certificate_authentication