Update fastapi.yml

Author: wiseaidev

.github/workflows/fastapi.yml

@@ -13,7 +13,7 @@ jobs:
     strategy:
       max-parallel: 4
       matrix:
-        python-version: [3.9, 3.10]
+        python-version: [3.8, 3.9]
 
     steps:
     - uses: actions/checkout@v3