try to fix segmentation fault in CI

Author: Otto-AA

pyproject.toml

@@ -26,7 +26,7 @@ classifiers = [
 dependencies = [
     "click>=8.0.0",
     "coverage>=7.3.0",
-    "libcst>=1.0.0",
+    "libcst>=1.8.5",
     "pytest>=6.2.5",
     "setproctitle>=1.1.0",
     "textual>=1.0.0",