Update documentation for civitai_api_token

bridgeData_template.yaml

@@ -47,6 +47,10 @@ require_upfront_kudos: false
 # This is required in order to provide LoRas/TIs (or other resources)
 # which are marked as requiring a civitai token to download.
 #
+# If you set "models_to_load" to something like "top 5", it is necessary to provide this token,
+# as many of the most popular models require it for the download. Downloading many models in bulk
+# could also lead to issues if no token is required.
+#
 # You can get your civitai API Key from https://civitai.com/user/account (look for 'Add API Key')
 #
 # Remove the # from the line below and add your civitai API token to enable this feature.