fix: add missing bool partial field to Config, register ssh test functions

src/shared/config.h

@@ -51,6 +51,7 @@ typedef struct Config {
   int max_depth;
   FILE* log_file;
   int queue_size;
+  bool partial;
 } Config;
 
 #define PROTOCOL_VERSION "1.3.0"

tests/test_transport_ssh.c

@@ -42,4 +42,6 @@ static void test_ssh_connect_unreachable() {
 void test_transport_ssh() {
   test_ssh_connect_invalid_dest_no_colon();
   test_ssh_connect_invalid_dest_empty();
+  test_ssh_connect_malformed();
+  test_ssh_connect_unreachable();
 }