Add support for context f_vrfy callback in 1.3

This was only supported in 1.2 for no good reason.

Signed-off-by: Manuel Pégourié-Gonnard <manuel.pegourie-gonnard@arm.com>
diff --git a/tests/ssl-opt.sh b/tests/ssl-opt.sh
index 33a9d4f..2f89ece 100755
--- a/tests/ssl-opt.sh
+++ b/tests/ssl-opt.sh
@@ -2724,7 +2724,7 @@
 # Tests for certificate verification callback
 run_test    "Configuration-specific CRT verification callback" \
             "$P_SRV debug_level=3" \
-            "$P_CLI force_version=tls12 context_crt_cb=0 debug_level=3" \
+            "$P_CLI context_crt_cb=0 debug_level=3" \
             0 \
             -S "error" \
             -c "Verify requested for " \
@@ -2734,7 +2734,7 @@
 
 run_test    "Context-specific CRT verification callback" \
             "$P_SRV debug_level=3" \
-            "$P_CLI force_version=tls12 context_crt_cb=1 debug_level=3" \
+            "$P_CLI context_crt_cb=1 debug_level=3" \
             0 \
             -S "error" \
             -c "Verify requested for " \