80-test_cmp_http: Make server diagnostics more verbose to aid debugging

Reviewed-by: Paul Dale <pauli@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/16051)

test/recipes/80-test_cmp_http_data/Mock/server.cnf

diff --git a/test/recipes/80-test_cmp_http_data/Mock/server.cnf b/test/recipes/80-test_cmp_http_data/Mock/server.cnf
index 633dc92..774b34a 100644
--- a/test/recipes/80-test_cmp_http_data/Mock/server.cnf
+++ b/test/recipes/80-test_cmp_http_data/Mock/server.cnf
@@ -12,3 +12,5 @@
 rsp_cert = signer_only.crt
 rsp_capubs = signer_root.crt
 rsp_extracerts = signer_issuing.crt
+
+verbosity = 7