Merge #6230: fix: resolve GitHub workflow warnings

88bf7a8 fix: resolve GitHub workflow warnings (UdjinM6)

Pull request description:

  ## Issue being fixed or feature implemented
  https://github.blog/changelog/2022-10-11-github-actions-deprecating-save-state-and-set-output-commands/

  ## What was done?

  ## How Has This Been Tested?
  Check results for CI and Guix actions (in future PRs? 🤷‍♂️ )

  ## Breaking Changes
  n/a

  ## Checklist:
  - [x] I have performed a self-review of my own code
  - [ ] I have commented my code, particularly in hard-to-understand areas
  - [ ] I have added or updated relevant unit/integration/functional/e2e tests
  - [ ] I have made corresponding changes to the documentation
  - [ ] I have assigned this pull request to a milestone _(for repository code-owners and collaborators only)_

Top commit has no ACKs.

Tree-SHA512: 91464dbb85767e27bd26484cf597f7794e450d56901a407864ce9d3880fb15118047ee040f4e4ab19ea2a0a6dc8aaa6239353427f35f9c7500a6df0fdff6fb6f

Author: PastaPastaPasta

.github/workflows/build.yml

@@ -28,8 +28,8 @@ jobs:
         run: |
           BRANCH_NAME=$(echo "${GITHUB_REF##*/}" | tr '[:upper:]' '[:lower:]')
           REPO_NAME=$(echo "${{ github.repository }}" | tr '[:upper:]' '[:lower:]')
-          echo "::set-output name=image-tag::${BRANCH_NAME}"
-          echo "::set-output name=repo-name::${REPO_NAME}"
+          echo "image-tag=${BRANCH_NAME}" >> $GITHUB_OUTPUT
+          echo "repo-name=${REPO_NAME}" >> $GITHUB_OUTPUT
 
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3

.github/workflows/guix-build.yml

@@ -32,8 +32,8 @@ jobs:
           echo "host_group_id=$(id -g)" >> $GITHUB_OUTPUT
           BRANCH_NAME=$(echo "${GITHUB_REF##*/}" | tr '[:upper:]' '[:lower:]')
           REPO_NAME=$(echo "${{ github.repository }}" | tr '[:upper:]' '[:lower:]')
-          echo "::set-output name=image-tag::${BRANCH_NAME}"
-          echo "::set-output name=repo-name::${REPO_NAME}"
+          echo "image-tag=${BRANCH_NAME}" >> $GITHUB_OUTPUT
+          echo "repo-name=${REPO_NAME}" >> $GITHUB_OUTPUT
 
       - name: Login to GitHub Container Registry
         uses: docker/login-action@v3