Update README.md

Author: adela-bytebase

README.md

@@ -26,7 +26,7 @@ Modify the environment variables to match your setup.
 
 Set your service account password in the repository secrets setting with the name `BYTEBASE_SERVICE_ACCOUNT_SECRET`.
 
-> [!WARNING]
+> [!IMPORTANT]
 > The migration filename SHOULD comply to the naming scheme described in [bytebase/create-release-action](https://github.com/bytebase/create-release-action/tree/main).
 
 ## How to configure release.yml
@@ -50,5 +50,5 @@ In the repository environments setting, create two environments: "test" and "pro
 
 Set your service account password in the repository secrets setting with the name `BYTEBASE_SERVICE_ACCOUNT_SECRET`.
 
-> [!WARNING]
+> [!IMPORTANT]
 > The migration filename SHOULD comply to the naming scheme described in [bytebase/create-release-action](https://github.com/bytebase/create-release-action/tree/main).