fix: combine pip installs to prevent PyPI re-resolution in CI

Separate pip install calls cause pip to re-resolve dependencies from
PyPI instead of using locally installed dev versions, which can pull
in incompatible old packages. A single call resolves everything together.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: 2 people

.github/workflows/main.yml

@@ -36,9 +36,7 @@ jobs:
         pip3 install setuptools
         pip3 install wheel
         pip3 install pytest coverage pytest-cov
-        pip install ./PyAutoConf
-        pip install ./PyAutoArray
-        pip install ./PyAutoArray[optional]
+        pip install ./PyAutoConf "./PyAutoArray[optional]"
 
     - name: Extract branch name
       shell: bash