Link to DL library (#158)

src/core/tests/CMakeLists.txt

@@ -113,7 +113,8 @@ target_link_libraries(
             GTest::gtest
             GTest::gtest_main
             GTest::gmock
-            GTest::gmock_main)
+            GTest::gmock_main
+            ${CMAKE_DL_LIBS})
 gtest_add_tests(
     TARGET counters-test
     SOURCES ${AQLPROFILE_COUNTERS_SOURCES}