Changed to editable install

Author: gavin-aguiar

eng/templates/build.yml

@@ -18,7 +18,7 @@ jobs:
           python -m venv .env
           .env\Scripts\Activate.ps1
           python -m pip install -U pip
-          python -m pip install .
+          python -m pip install -e .
           python -m pip install twine wheel
           python setup.py sdist bdist_wheel
         displayName: 'Build Python SDK'

eng/templates/jobs/build.yml

@@ -13,7 +13,7 @@ jobs:
           python -m venv .env
           .env\Scripts\Activate.ps1
           python -m pip install -U pip
-          python -m pip install .
+          python -m pip install -e .
           python -m pip install twine wheel
           python setup.py sdist bdist_wheel
         displayName: 'Build Python SDK'