Fix tests.yml python version typo

Author: rafsaf

.github/workflows/tests.yml

@@ -2,7 +2,6 @@ name: Run tests
 
 on:
   push:
-  pull_request:
 
 jobs:
   build:
@@ -25,7 +24,7 @@ jobs:
       - name: Set up Python
         uses: actions/setup-python@v2
         with:
-          python-version: 3.10
+          python-version: "3.10"
 
       - name: Generate projects from templates using cookiecutter
         # fastapi_users_project folder