Specify hashes for github actions (#10633)

.github/workflows/cypress.yaml

@@ -97,7 +97,7 @@ jobs:
                 # Run 4 instances in Parallel
                 runner: [1, 2, 3, 4]
         steps:
-            - uses: browser-actions/setup-chrome@latest
+            - uses: browser-actions/setup-chrome@c485fa3bab6be59dce18dbc18ef6ab7cbc8ff5f1
             - run: echo "BROWSER_PATH=$(which chrome)" >> $GITHUB_ENV
 
             - uses: tecolicom/actions-use-apt-tools@ceaf289fdbc6169fd2406a0f0365a584ffba003b # v1
@@ -125,7 +125,7 @@ jobs:
                   path: webapp
 
             - name: Run Cypress tests
-              uses: cypress-io/github-action@v5.6.1
+              uses: cypress-io/github-action@a29a621b736c9a8547ba0236cc9cee1e49725bd5
               with:
                   # The built-in Electron runner seems to grind to a halt trying
                   # to run the tests, so use chrome.