ci: update generic workflows (#240)

Author: asyncapi-bot

.github/workflows/welcome-first-time-contrib.yml

@@ -21,7 +21,7 @@ jobs:
       with:
         github-token: ${{ secrets.GITHUB_TOKEN }}
         script: |
-          const issueMessage = `Welcome to AsyncAPI. Thanks a lot for reporting your first issue. Please check out our [contributors guide](https://github.com/asyncapi/community/blob/master/CONTRIBUTING.md) and the instructions about a [basic recommended setup](https://github.com/asyncapi/.github/blob/master/git-workflow.md) useful for opening a pull request.<br />Keep in mind there are also other channels you can use to interact with AsyncAPI community. For more details check out [this issue](https://github.com/asyncapi/asyncapi/issues/115).`;
+          const issueMessage = `Welcome to AsyncAPI. Thanks a lot for reporting your first issue. Please check out our [contributors guide](https://github.com/asyncapi/community/blob/master/CONTRIBUTING.md) and the instructions about a [basic recommended setup](https://github.com/asyncapi/community/blob/master/git-workflow.md) useful for opening a pull request.<br />Keep in mind there are also other channels you can use to interact with AsyncAPI community. For more details check out [this issue](https://github.com/asyncapi/asyncapi/issues/115).`;
           const prMessage = `Welcome to AsyncAPI. Thanks a lot for creating your first pull request. Please check out our [contributors guide](https://github.com/asyncapi/community/blob/master/CONTRIBUTING.md) useful for opening a pull request.<br />Keep in mind there are also other channels you can use to interact with AsyncAPI community. For more details check out [this issue](https://github.com/asyncapi/asyncapi/issues/115).`;
           if (!issueMessage && !prMessage) {
               throw new Error('Action must have at least one of issue-message or pr-message set');