chore(deps): update launchdarkly/gh-actions digest to 429c1ef (#1014)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| launchdarkly/gh-actions | action | digest | `21174f3` -> `429c1ef` |

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.github/workflows/browser.yml

@@ -103,7 +103,7 @@ jobs:
           sleep 5  # Give the browser time to initialize and connect via WebSocket
 
       - name: Run contract tests
-        uses: launchdarkly/gh-actions/actions/contract-tests@21174f3a7f3aa3e3121227ec91842e8a1ebeec6e
+        uses: launchdarkly/gh-actions/actions/contract-tests@429c1efe4577f945d33065d86999b6d74f52405b
         with:
           test_service_port: 8000
           token: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/shopify-oxygen.yml

@@ -32,7 +32,7 @@ jobs:
         run: yarn workspace @launchdarkly/shopify-oxygen-contract-tests build
       - name: Launch the test service in the background
         run: yarn workspace @launchdarkly/shopify-oxygen-contract-tests start &> /dev/null &
-      - uses: launchdarkly/gh-actions/actions/contract-tests@21174f3a7f3aa3e3121227ec91842e8a1ebeec6e
+      - uses: launchdarkly/gh-actions/actions/contract-tests@429c1efe4577f945d33065d86999b6d74f52405b
         with:
           test_service_port: 8000
           token: ${{ secrets.GITHUB_TOKEN }}