fix required flags

opendtu-logger/DOCS.md

@@ -34,11 +34,11 @@ Leave the other settings as-is. Save the configuration, go to the "Info" tab and
 
 With the database initialised, we can now setup OpenDTU Logger. Add the [add-on repository](https://git.hollander.online/energy/home-assistant-addons) using the [instructions](https://git.hollander.online/energy/home-assistant-addons) provided. Then, click "Install" to install this add-on. Go to "Configuration" and set the following variables:
 
-- `db`
+- `db` **(required)**
   - If you're using Expaso's TimescaleDB add-on as described above, the `db` setting will **not** require any changes.
 - `opendtu_address` **(required)**
   - In the `opendtu_address` field, enter the *IP address* or *hostname* of your OpenDTU. E.g.: `192.168.1.5` or `opendtu.local`.
-- `opendtu_auth` *(optional)* / **(required)**
+- `opendtu_auth` (*optional* / **required**)
   - If your OpenDTU is password-protected, setting the following variables is required.
   - `opendtu_auth`: If applicable, enable this setting.
   - `opendtu_username`: `admin`
@@ -50,7 +50,7 @@ With the database initialised, we can now setup OpenDTU Logger. Add the [add-on
   - If you are living in a different location, you can find the timezone identifier of your location using [this list](https://en.wikipedia.org/wiki/List_of_tz_database_time_zones#List).
 - `timescaledb` *(optional)*
   - If you don't want to use TimescaleDB, disable `timescaledb`.
-- `log_level`
+- `log_level` **(required)**
   - By default, `log_level` is set to `INFO`, which is recommended for most users.
   - Other valid options are `DEBUG`, `INFO`, `WARN` and `ERROR`.