Update _integration_test.yml

Author: haiyang679

.github/workflows/_integration_test.yml

@@ -10,7 +10,7 @@ on:
         description: "From which folder this pipeline executes"
 
 env:
-  POETRY_VERSION: "1.8.2"
+  POETRY_VERSION: "1.7.1"
 
 jobs:
   build: