Add import rules for synced C files

Author: msimacek

mx.graalpython/mx_graalpython_import.py

@@ -155,6 +155,16 @@ def copy(self, source_dir, graalpy_dir, graalpy_path, overrides):
     "graalpython/com.oracle.graal.python.cext/src/pystrcmp.c": CopyFrom("Python/pystrcmp.c"),
     "graalpython/com.oracle.graal.python.cext/src/pystrtod.c": CopyFrom("Python/pystrtod.c"),
     "graalpython/com.oracle.graal.python.cext/src/pystrhex.c": CopyFrom("Python/pystrhex.c"),
+    "graalpython/com.oracle.graal.python.cext/src/dtoa.c": CopyFrom("Python/dtoa.c"),
+    "graalpython/com.oracle.graal.python.cext/src/errors.c": CopyFrom("Python/errors.c"),
+    "graalpython/com.oracle.graal.python.cext/src/gcmodule.c": CopyFrom("Modules/gcmodule.c"),
+    "graalpython/com.oracle.graal.python.cext/src/getargs.c": CopyFrom("Python/getargs.c"),
+    "graalpython/com.oracle.graal.python.cext/src/import.c": CopyFrom("Python/import.c"),
+    "graalpython/com.oracle.graal.python.cext/src/modsupport.c": CopyFrom("Python/modsupport.c"),
+    "graalpython/com.oracle.graal.python.cext/src/pyctype.c": CopyFrom("Python/pyctype.c"),
+    "graalpython/com.oracle.graal.python.cext/src/pyhash.c": CopyFrom("Python/pyhash.c"),
+    "graalpython/com.oracle.graal.python.cext/src/thread.c": CopyFrom("Python/thread.c"),
+    "graalpython/com.oracle.graal.python.cext/src/_warnings.c": CopyFrom("Python/_warnings.c"),
     "graalpython/com.oracle.graal.python.cext/src/typeslots.inc": CopyFrom("Objects/typeslots.inc"),
 
     "graalpython/com.oracle.graal.python.cext/src": CopyFromWithOverrides("Objects"),