Update oxsecurity/megalinter action to v9

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
oxsecurity/megalinter	action	major	v8 -> v9

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Release Notes

oxsecurity/megalinter (oxsecurity/megalinter)

v9

Compare Source

• New linters

  • Add Robocop linter, by @​bdovaz in #​6232

• Linters enhancements

  • Python Linting: Added more file type supports for various linters. Full description here

• Doc

  • Add OLLAMA_BASE_URL is MegaLinter config Json schema

• Flavors

  • Custom flavors: Add workflow to automate detection of new MegaLinter versions and generation of new Custom Flavor

• CI

  • Fix v9 release issue + mark hardcoded versions to upgrade at each new major release.

• Linter versions upgrades (22)

  • ansible-lint from 25.9.0 to 25.9.1
  • bicep_linter from 0.37.4 to 0.38.33
  • cfn-lint from 1.39.1 to 1.40.0
  • checkstyle from 11.0.1 to 11.1.0
  • clj-kondo from 2025.09.19 to 2025.09.22
  • golangci-lint from 2.4.0 to 2.5.0
  • hadolint from 2.13.1 to 2.14.0
  • isort from 6.0.1 to 6.1.0
  • kics from 2.1.13 to 2.1.14
  • npm-groovy-lint from 15.2.1 to 15.2.2
  • php-cs-fixer from 3.87.2 to 3.88.2
  • phpstan from 2.1.28 to 2.1.30
  • pylint from 3.3.8 to 3.3.9
  • pyright from 1.1.405 to 1.1.406
  • robocop from 6.7.0 to 6.7.2
  • rubocop from 1.80.2 to 1.81.1
  • ruff-format from 0.13.1 to 0.13.3
  • ruff from 0.13.1 to 0.13.3
  • snakemake from 9.11.4 to 9.11.9
  • terraform-fmt from 1.13.2 to 1.13.3
  • terragrunt from 0.87.2 to 0.88.1
  • trivy from 0.66.0 to 0.67.0

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