Handle tox 4 (passenv doesn't take spaces now).

Author: Julian

.github/workflows/ci.yml

@@ -16,7 +16,7 @@ jobs:
     - uses: actions/checkout@v3
     - uses: actions/setup-python@v4
       with:
-        python-version: "3.10"
+        python-version: "3.11"
     - uses: pre-commit/[email protected]
 
   ci:

tox.ini

@@ -11,7 +11,7 @@ skipsdist = True
 
 [testenv]
 changedir = {envtmpdir}
-passenv = CI GITHUB_STEP_SUMMARY PYTHONUTF8
+passenv = CI, GITHUB_STEP_SUMMARY, PYTHONUTF8
 setenv =
     JSON_SCHEMA_TEST_SUITE = {toxinidir}/json