tests: move sysrepo helpers into a separate library

Change-Id: I0fec15a712f33647b546c98ff9ce4793090b6aa5
diff --git a/tests/sysrepo_health-led-alarms.cpp b/tests/sysrepo_health-led-alarms.cpp
index 62f96f6..5237a9e 100644
--- a/tests/sysrepo_health-led-alarms.cpp
+++ b/tests/sysrepo_health-led-alarms.cpp
@@ -8,8 +8,8 @@
 #include "pretty_printers.h"
 #include "system/LED.h"
 #include "test_log_setup.h"
-#include "test_sysrepo_helpers.h"
 #include "tests/configure.cmake.h"
+#include "tests/sysrepo-helpers/common.h"
 #include "utils/io.h"
 
 using namespace std::literals;