Remove package version override now that the version number is updated in the openapi file

Author: josteinl

config.yaml

@@ -1,5 +1,4 @@
 project_name_override: nadag-innmelding-python-client
 package_name_override: nadag_innmelding_python_client
-package_version_override: 1.0-rc.5
 post_hooks:
   # - "bash -c 'cd field-manager-python-client && poetry install'"