chore(deps): update dependency pyyaml to v5.4.1 (#5272)

Author: renovate-bot

endpoints/getting-started/requirements.txt

@@ -2,7 +2,7 @@ Flask==1.1.2
 flask-cors==3.0.10
 gunicorn==20.0.4
 six==1.15.0
-pyyaml==5.4
+pyyaml==5.4.1
 requests==2.25.1
 google-auth==1.24.0
 google-auth-oauthlib==0.4.2