use consistent spelling for "artifact" (#53885)

Signed-off-by: Brian DeHamer <bdehamer@github.com>
Co-authored-by: Siara <108543037+SiaraMist@users.noreply.github.com>

Author: bdehamer

Diff for: content/code-security/codeql-cli/getting-started-with-the-codeql-cli/preparing-your-code-for-codeql-analysis.md

@@ -272,7 +272,7 @@ The following examples are designed to give you an idea of some of the build com
 
 * Swift project built from an Xcode project or workspace. By default, the largest Swift target is built:
 
-  It's a good idea to ensure that the project is in a clean state and that there are no build artefacts available.
+  It's a good idea to ensure that the project is in a clean state and that there are no build artifacts available.
 
   ```shell
   xcodebuild clean -all

Diff for: data/reusables/gated-features/attestations.md

@@ -1 +1 @@
-Artifact attestations are available in public repositories for all current {% data variables.product.prodname_dotcom %} plans. They are not available on legacy plans, such as Bronze, Silver, or Gold. {% ifversion fpt %}If you are on a {% data variables.product.prodname_free_user %}, {% data variables.product.prodname_pro %}, or {% data variables.product.prodname_team %} plan, artefact attestations are only available for public repositories. To use artifact attestations in private or internal repositories, you must be on a {% data variables.product.prodname_ghe_cloud %} plan. {% endif %}
+Artifact attestations are available in public repositories for all current {% data variables.product.prodname_dotcom %} plans. They are not available on legacy plans, such as Bronze, Silver, or Gold. {% ifversion fpt %}If you are on a {% data variables.product.prodname_free_user %}, {% data variables.product.prodname_pro %}, or {% data variables.product.prodname_team %} plan, artifact attestations are only available for public repositories. To use artifact attestations in private or internal repositories, you must be on a {% data variables.product.prodname_ghe_cloud %} plan. {% endif %}