GHA-179 Update rule-api default version to 2.18.0.5734 (#89)

Author: jonas-wielage-sonarsource

update-rule-metadata/README.md

@@ -23,7 +23,7 @@ This action depends on:
 
 | Input              | Description                                                                                                                | Required | Default         |
 |--------------------|----------------------------------------------------------------------------------------------------------------------------|----------|-----------------|
-| `rule-api-version` | Version of the rule-api tooling to be used for the workflow.                                                               | No       | `2.15.0.4476`   |
+| `rule-api-version` | Version of the rule-api tooling to be used for the workflow.                                                               | No       | `2.18.0.5734`   |
 | `sonarpedia-files` | Comma-separated list of sonarpedia files to be updated. By default, it will update all Sonarpedia files in the repository. | No       | Auto-discovered |
 | `branch`           | Branch to run the check against and create the PR for. By default, it will use master.                                     | No       | `master`        |
 | `rspec-branch`     | Branch of the rspec repository to be used. If not specified, the `master` branch will be used by default.                  | No       | `master`        |

update-rule-metadata/action.yml

@@ -50,14 +50,14 @@ runs:
       uses: actions/cache@v4
       with:
         path: rule-api.jar
-        key: rule-api-${{ inputs.rule-api-version || '2.15.0.4476' }}
+        key: rule-api-${{ inputs.rule-api-version || '2.18.0.5734' }}
 
     - name: Download rule-api jar
       if: ${{ steps.cache-rule-api.outputs.cache-hit != 'true' }}
       env:
         REPOX_USER: vault-${{ fromJSON(steps.secrets.outputs.vault).ARTIFACTORY_ROLE }}
         REPOX_PASS: ${{ fromJSON(steps.secrets.outputs.vault).ARTIFACTORY_ACCESS_TOKEN }}
-        RULE_API_VERSION: ${{ inputs.rule-api-version || '2.15.0.4476' }}
+        RULE_API_VERSION: ${{ inputs.rule-api-version || '2.18.0.5734' }}
       shell: bash
       run: |
         echo "Downloading rule-api.jar version '$RULE_API_VERSION' from Artifactory"