chore: fix detection of lightspeed credentials on GHA

Author: ssbarnea

.github/workflows/ci.yaml

@@ -365,8 +365,8 @@ jobs:
           task build --status
         env:
           # defined inside 'ci' environment
-          LIGHTSPEED_API_ENDPOINT: ${{ secrets.LIGHTSPEED_API_ENDPOINT }}
-          LIGHTSPEED_USER: ${{ secrets.LIGHTSPEED_USER }}
+          LIGHTSPEED_API_ENDPOINT: ${{ vars.LIGHTSPEED_API_ENDPOINT || secrets.LIGHTSPEED_API_ENDPOINT }}
+          LIGHTSPEED_USER: ${{ vars.LIGHTSPEED_USER || secrets.LIGHTSPEED_USER }}
           LIGHTSPEED_PASSWORD: ${{ secrets.LIGHTSPEED_PASSWORD }}
         timeout-minutes: 30
 

test/selenium/utils/ui_utils.py

@@ -160,8 +160,8 @@ def user_is_auth(driver: WebDriver) -> bool:
 
 def sso_auth_flow(  # noqa: PLR0913
     driver: WebDriver,
-    username: str | None = LIGHTSPEED_USER,
-    password: str | None = LIGHTSPEED_PASSWORD,
+    username: str = LIGHTSPEED_USER,
+    password: str = LIGHTSPEED_PASSWORD,
     *,
     admin_login: bool = False,
     no_wca: bool = False,