Release/snowplow utils/0.13.1

[agnessnowplow]

Description & motivation

This release introduces a new cross-db macro - get_array_to_string - to harmonise array to string transformations, as well as adds more features / optimisations to some of the existing macros. There are some automations and simplifications made under the hood for easier maintenance and clarity.

Features

Get string agg optimisations Add get_array_to_string macro Fix unnest macro for Postgres and snowflake (Close #105) Add delimiter parameter to get_split_to_array (Close #106) Tidy macro inheritance Add warning for no data returned for model limits Document macros in yaml, add new macro, prepare to depeciate Add action for generating docs for pages

Checklist

• [x] I have verified that these changes work locally
• [x] I have updated the README.md (if applicable)
• [x] I have added tests & descriptions to my models (and macros if applicable)
• [ ] I have raised a documentation PR if applicable (Link here if required)

Release Only Checklist

• [x] I have updated the version number in all relevant places
• [ ] I have updated the Github pages dbt docs
• [x] I have updated the CHANGELOG.md

[rlh1994]

I've just added that this also closes #101 as well, we could put it in the release notes if we want but otherwise looks good!