Actually use the HEAD version of edgedb-python in CI
set -e -x
+pip install --quiet -U setuptools wheel pip
+pip download --dest=/tmp/deps .[test,docs]
+pip install -U --no-index --find-links=/tmp/deps /tmp/deps/*
+
git clone https://github.com/edgedb/edgedb-python.git edgedb
cd edgedb
git submodule update --init --depth 50
pip install --verbose -e .
cd ../
-pip install --quiet -U setuptools wheel pip
-pip download --dest=/tmp/deps .[test,docs]
-pip install -U --no-index --find-links=/tmp/deps /tmp/deps/*
-pip install --verbose -e .
+pip install --no-deps --verbose -e .
