Use inline snapshots for OpenTelemetry spans

Author: Kludex

pyproject.toml

@@ -20,6 +20,7 @@ dev = [
   "chardet==6.0.0.post1",
   "coverage[toml]==7.10.6",
   "cryptography==46.0.7",
+  "inline-snapshot>=0.34.2",
   "pytest>=9.0.3",
   "pytest-codspeed>=4.1.1",
   "pytest-httpbin==2.0.0",