feat(tls): partial_chain not required

apps/emqx_auth_ext/src/emqx_auth_ext_schema.erl

@@ -25,7 +25,7 @@ fields(auth_ext) ->
             sc(
                 hoconsc:enum([true, false, two_cacerts_from_cacertfile, cacert_from_cacertfile]),
                 #{
-                    default => false,
+                    required => false,
                     desc => ?DESC(common_ssl_opts_schema_partial_chain)
                 }
             )},

apps/emqx_management/test/emqx_mgmt_api_configs_SUITE.erl

@@ -421,7 +421,6 @@ t_create_webhook_v1_bridges_api(Config) ->
                                     <<"enable">> => true,
                                     <<"hibernate_after">> => <<"5s">>,
                                     <<"log_level">> => <<"notice">>,
-                                    <<"partial_chain">> => false,
                                     <<"reuse_sessions">> => true,
                                     <<"secure_renegotiate">> => true,
                                     <<"user_lookup_fun">> =>