Fix syntax for SQL query

.github/workflows/python-test.yaml

@@ -49,7 +49,7 @@ jobs:
         # MySQL needs to be started manually (https://github.blog/changelog/2020-02-21-github-actions-breaking-change-ubuntu-virtual-environments-will-no-longer-start-the-mysql-service-automatically/)
         run: |
           sudo /etc/init.d/mysql start
-          mysql --host 127.0.0.1 --port 3306 -uroot -proot -e "GRANT ALL ON *.* TO 'root'@'localhost' IDENTIFIED BY 'root' WITH GRANT OPTION; FLUSH PRIVILEGES;"
+          mysql --host 127.0.0.1 --port 3306 -uroot -proot -e "CREATE USER 'root'@'localhost' IDENTIFIED BY 'root'; GRANT ALL ON *.* TO 'root'@'localhost'; FLUSH PRIVILEGES;"
       - name: Install package
         run: |
           poetry config virtualenvs.create false && poetry install -E mysql