Rename the license file of Graal.Python.

Author: ansalond

mx.graalpython/mx_graalpython.py

@@ -858,7 +858,7 @@ def import_python_sources(args):
     name='Graal.Python license files',
     short_name='pynl',
     dir_name='python',
-    license_files=['LICENSE_GRAALPYTHON'],
+    license_files=['LICENSE_GRAALPYTHON.txt'],
     third_party_license_files=['3rd_party_licenses_graalpython.txt'],
     truffle_jars=[],
     support_distributions=[

mx.graalpython/suite.py

@@ -379,7 +379,7 @@
             "platformDependent": True,
             "description": "Graal.Python support distribution for the GraalVM license files",
             "layout": {
-                "LICENSE_GRAALPYTHON": "file:LICENSE",
+                "LICENSE_GRAALPYTHON.txt": "file:LICENSE",
                 "3rd_party_licenses_graalpython.txt": "file:3rd_party_licenses.txt",
             },
             "maven": False,