docs: Update dbt diagram (#7196)

Author: igorlukanin

docs/docs-new/pages/guides/dbt.mdx

@@ -4,7 +4,7 @@
 users to transform the data in the data warehouse before bringing it to the
 semantic layer.
 
-![](https://ucarecdn.com/5fe6b301-897a-4c9a-a536-0001f47015fa/dbtintegration2.png)
+<Diagram src="https://ucarecdn.com/f8613c74-a1df-449d-94a3-ad1026468e05/"/>
 
 Usually, dbt projects are [focused][link-dbt-docs-structure] on creating
 staging and intermediate models and finally using them to define normalized

docs/docs-new/pages/reference/python/cube_dbt.mdx

@@ -5,7 +5,7 @@ on top of [dbt][link-dbt-docs] models. It provides convenient tools for
 loading the metadata of a dbt project, inspecting dbt models, and rendering
 them as [cubes][ref-cubes] in [YAML][ref-model-syntax].
 
-* Install [`cube_dbt`][link-cube-dbt-pypi] package from PyPi
+* Install [`cube_dbt`][link-cube-dbt-pypi] package from PyPI
 * Check the source code in [`cube_dbt`][link-cube-dbt-repo] on GitHub
 * Submit issues to [`cube`][link-cube-repo-issues] on GitHub