Update gotify/configor

gotify/configor@4681376e

Use response header if cors config is empty

The cors middleware of gin denies the request with 403 forbidden if
the origin differs.

Allow multiple CORS origins

Add notification sound for incoming messages (gotify#267)

Use --no-cache when installing ca-certificates in the Dockerfile

Signed-off-by: Dennis Marttinen <38858901+twelho@users.noreply.github.com>

Add logging to websocket errors

Show banner on server errors.

Remove color styles from plugin detail view (gotify#232)

Add auto reconnect on connection loss (gotify#228)

Add armv7 docker build