clean-up MegaLinter config file as v6 do not support anymore dockerfilelint linter

Author: llaville

.mega-linter.yml

@@ -21,7 +21,6 @@ DISABLE_LINTERS:
     - PHP_BUILTIN
     - PHP_PSALM
     - YAML_V8R
-DOCKERFILE_DOCKERFILELINT_ARGUMENTS: "-c /tmp/lint/.github/linters"
 DOCKERFILE_HADOLINT_CONFIG_FILE: ".hadolint.yml"
 EDITORCONFIG_EDITORCONFIG_CHECKER_CLI_LINT_MODE: project
 JSON_PRETTIER_FILTER_REGEX_EXCLUDE: "(composer.json)"