Remove comment

Author: AdrienVannson

src/betterproto2_compiler/templates/header.py.j2

@@ -5,19 +5,6 @@
 # plugin: python-betterproto2
 # This file has been @generated
 
-{# __all__ = (
-    {% for _, enum in output_file.enums|dictsort(by="key") %}
-        "{{ enum.py_name }}",
-    {%- endfor -%}
-    {% for _, message in output_file.messages|dictsort(by="key") %}
-        "{{ message.py_name }}",
-    {%- endfor -%}
-    {% for _, service in output_file.services|dictsort(by="key") %}
-        "{{ service.py_name }}Stub",
-        "{{ service.py_name }}Base",
-    {%- endfor -%}
-) #}
-
 __all__ = (
     {%- for name in all -%}
     "{{ name }}",