Fix: remove arg '--fix' when calling checkcopyrights.

Author: fangerer

mx.graalpython/mx_graalpython.py

@@ -378,7 +378,7 @@ def graalpython_gate_runner(args, tasks):
 
     with Task('GraalPython license header update', tasks, tags=[GraalPythonTags.license]) as task:
         if task:
-            python_checkcopyrights(["--fix"])
+            python_checkcopyrights([])
 
     with Task('GraalPython GraalVM shared-library build', tasks, tags=[GraalPythonTags.shared_object, GraalPythonTags.graalvm]) as task:
         if task:
@@ -734,7 +734,7 @@ def update_import_cmd(args):
 
 def python_style_checks(args):
     "Check (and fix where possible) copyrights, eclipse formatting, and spotbugs"
-    python_checkcopyrights(["--fix"])
+    python_checkcopyrights(["--fix"] if "--fix" in args else [])
     if not os.environ.get("ECLIPSE_EXE"):
         find_eclipse()
     if os.environ.get("ECLIPSE_EXE"):
@@ -1084,7 +1084,7 @@ def python_build_watch(args):
     'deploy-binary-if-master': [deploy_binary_if_master, ''],
     'python-gate': [python_gate, '--tags [gates]'],
     'python-update-import': [update_import_cmd, '[import-name, default: truffle]'],
-    'python-style': [python_style_checks, ''],
+    'python-style': [python_style_checks, '[--fix]'],
     'python-svm': [python_svm, ''],
     'python-gvm': [python_gvm, ''],
     'python-unittests': [python3_unittests, ''],