Update docs/contributing.md

Co-authored-by: Randy Döring <30527984+radoering@users.noreply.github.com>

docs/contributing.md

@@ -33,8 +33,8 @@ related reports.
 * **Check that your issue does not already exist** in the [issue tracker].
 * **Make sure your issue is really a bug, and is not a support request or question** better suited for [Discussions]
 or [Discord].
-* **Try running your commands with** `--no-cache` **flag**
-* **Try clearing your cache with** `poetry cache clear --all PyPI` **and rerunning your commands**
+* **Try running your commands with the** `--no-cache` **flag**.
+* **Try clearing your cache with** `poetry cache clear --all PyPI` **and rerunning your commands**.
 
 {{% note %}}
 If you find a **Closed** issue that seems like it is the same thing that you're experiencing, open a new issue and