Fix REUSE.toml

[denis-duev-sap]

The proper attribute should be version. It was changed to ersion 4 months ago 1019e2b

Full error message:

  "badge": "https://api.reuse.software/badge/github.com/SAP-docs/btp-job-scheduling-service",
  "hash": "ed1003d229af6ee0849ae8088758373a3c301fa9",
  "last_access": "2025-07-24T23:53:24.212758+00:00",
  "lint_code": 2,
  "lint_output": "Usage: reuse lint [OPTIONS]\nTry 'reuse lint --help' for help.\n\nError: 'REUSE.toml' could not be parsed. We received the following error message: 'version' must be a 'int' (got None that is a \u003Cclass 'NoneType'\u003E).\nUsage: reuse spdx [OPTIONS]\nTry 'reuse spdx --help' for help.\n\nError: 'REUSE.toml' could not be parsed. We received the following error message: 'version' must be a 'int' (got None that is a \u003Cclass 'NoneType'\u003E).\n",
  "spdx_output": "\n",
  "status": "non-compliant",
  "url": "github.com/SAP-docs/btp-job-scheduling-service"
}

[sap-doc-bot]

🚨 Hi there. It looks like you've included some files in this pull request that we can't accept in a contribution. Only actual documentation content, which is managed in the docs directory, is open for contribution.

The disallowed files that you submitted are:

REUSE.toml.

You'll need to revert all of the files you changed in that list using GitHub Desktop or git checkout origin/main <filename>. Once you get those files reverted, we can continue with the review process.

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