Do not list dirs in file glob

Author: fangerer

graalpython/com.oracle.graal.python.pegparser.generator/CMakeLists.txt

@@ -22,13 +22,13 @@ set(TOKENS "${INPUT_PATH}/Tokens")
 set(ASDL "${INPUT_PATH}/Python.asdl")
 
 file(GLOB_RECURSE PEGEN_FILES
-    LIST_DIRECTORIES TRUE
+    LIST_DIRECTORIES FALSE
     "${CMAKE_CURRENT_LIST_DIR}/pegen/*.py")
 file(GLOB_RECURSE PEGJAVA_FILES
-    LIST_DIRECTORIES TRUE
+    LIST_DIRECTORIES FALSE
     "${CMAKE_CURRENT_LIST_DIR}/pegen/*.py")
 file(GLOB_RECURSE ASDL_FILES
-    LIST_DIRECTORIES TRUE
+    LIST_DIRECTORIES FALSE
     "${CMAKE_CURRENT_LIST_DIR}/asdl/*.py")
 
 set(ASDL_STAMP "Python.asdl.stamp")