Set TERM env to silence errors in CI job

Author: adsr

.github/workflows/phpspy_test.yml

@@ -3,6 +3,8 @@ on: [push, pull_request]
 jobs:
   phpspy_test_job:
     runs-on: ubuntu-20.04
+    env:
+      TERM: xterm
     steps:
       - name: checkout
         uses: actions/checkout@v2