fix: add test-python to run-all (#38)

## Description

The `run-all` recipe wasn't updated when `test-python` was renamed from
`run-tests` which resulted in an error when using `run-all`. So it is
now 👍

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Author: signekb

justfile

@@ -2,7 +2,7 @@
     just --list --unsorted
 
 # Run all build-related recipes in the justfile
-run-all: install-deps format-python check-python run-tests check-commits build-website
+run-all: install-deps format-python check-python test-python check-commits build-website
 
 # Install Python package dependencies
 install-deps: