Switch from `app_slug` to numeric id

.asf.yaml

diff --git a/.asf.yaml b/.asf.yaml
index 22857af..c50d725 100644
--- a/.asf.yaml
+++ b/.asf.yaml
@@ -82,10 +82,12 @@
       # Require checks to pass before merging
       required_status_checks:
         # The GitHub Actions app
-        - app_slug: github-actions
+        # https://api.github.com/apps/github-actions
+        - app_slug: 15368
           name: "build / build (ubuntu-latest)"
         # The GitHub Advanced Security app
-        - app_slug: github-advanced-security
+        # https://api.github.com/apps/github-advanced-security
+        - app_slug: 57789
           name: "CodeQL"
       # At least one positive review must be present
       required_pull_request_reviews: