Bump treosh/lighthouse-ci-action from 11.4.0 to 12.1.0 (#891)

* Bump treosh/lighthouse-ci-action from 11.4.0 to 12.1.0

Bumps [treosh/lighthouse-ci-action](https://github.com/treosh/lighthouse-ci-action) from 11.4.0 to 12.1.0.
- [Release notes](https://github.com/treosh/lighthouse-ci-action/releases)
- [Commits](treosh/lighthouse-ci-action@11.4.0...12.1.0)

---
updated-dependencies:
- dependency-name: treosh/lighthouse-ci-action
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

* Upgrade to Node 20

* Upgrade other action to node 20 too

---------

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Barry Pollard <barrypollard@google.com>

Author: dependabot[bot]

.github/workflows/predeploy.yml

@@ -24,7 +24,7 @@ jobs:
     - name: Setup Node.js for use with actions
       uses: actions/setup-node@v4
       with:
-        node-version: '16'
+        node-version: '20'
     - name: Set up Python 3.8
       uses: actions/setup-python@v5
       with:

.github/workflows/production-checks.yml

@@ -28,7 +28,7 @@ jobs:
     - name: Set the list of URLs for Lighthouse to check
       run: ./tools/scripts/set_lighthouse_urls.sh -p
     - name: Audit URLs using Lighthouse
-      uses: treosh/lighthouse-ci-action@11.4.0
+      uses: treosh/lighthouse-ci-action@12.1.0
       id: LHCIAction
       with:
         # For prod, we simply check for 100% in Accessibility, Best Practices and SEO

.github/workflows/test-website.yml

@@ -23,7 +23,7 @@ jobs:
     - name: Setup Node.js for use with actions
       uses: actions/setup-node@v4
       with:
-        node-version:  '16'
+        node-version:  '20'
     - name: Set up Python 3.8
       uses: actions/setup-python@v5
       with:
@@ -48,7 +48,7 @@ jobs:
         COMMIT_SHA: ${{ github.sha }}
       run: ./tools/scripts/set_lighthouse_urls.sh
     - name: Audit URLs using Lighthouse
-      uses: treosh/lighthouse-ci-action@11.4.0
+      uses: treosh/lighthouse-ci-action@12.1.0
       id: LHCIAction
       with:
         # For dev, turn off all timing perf audits (too unreliable) and a few others that don't work on dev