Remove cache availability hint in artifacts ci docs

The availability of the cache feature does not have any impact on the
usage of artifacts. Also the referenced chart lists cache to be
available on all executors.

doc/ci/yaml/README.md

@@ -2961,8 +2961,6 @@ larger than the [maximum artifact size](../../user/gitlab_com/index.md#gitlab-ci
 Job artifacts are only collected for successful jobs by default, and
 artifacts are restored after [caches](#cache).
 
-[Not all executors can use caches](https://docs.gitlab.com/runner/executors/#compatibility-chart).
-
 [Read more about artifacts](../pipelines/job_artifacts.md).
 
 #### `artifacts:paths`