Update run_tests_ci.sh, fixed typo

run_tests_ci.sh

@@ -15,6 +15,6 @@ make; cd src || exit 12
 ./unit_test_math_utils || exit 14
 ./unit_test_fqwriter || exit 15
 ./unit_test_cms || exit 16
-/unit_test_read_utils || exit 17
+./unit_test_read_utils || exit 17
 cd ..; make check || exit 18
 make distcheck || exit 19
\ No newline at end of file