Fixed dataset URLs on the metadata page.

Fixed the dataset URLs on the metadata page to be the new location.

Author: Simon Prickett

docs/domain/timeseries/learn/with-metadata.md

@@ -113,14 +113,14 @@ Now, insert the data using the `COPY FROM` SQL statement.
 
 :::{code} sql
 COPY doc.devices_info
-FROM 'https://github.com/crate/cratedb-datasets/raw/main/cloud-tutorials/devices_info.json.gz'
+FROM 'https://cdn.crate.io/downloads/datasets/cratedb-datasets/cloud-tutorials/devices_info.json.gz'
 WITH (compression='gzip', empty_string_as_null=true)
 RETURN SUMMARY;
 :::
 
 :::{code} sql
 COPY doc.devices_readings
-FROM 'https://github.com/crate/cratedb-datasets/raw/main/cloud-tutorials/devices_readings.json.gz'
+FROM 'https://cdn.crate.io/downloads/datasets/cratedb-datasets/cloud-tutorials/devices_readings.json.gz'
 WITH (compression='gzip', empty_string_as_null=true)
 RETURN SUMMARY;
 :::