Update coverage badge [skip ci]

Author: actions-user

badges/coverage-info.json

@@ -3,7 +3,7 @@
   "color": "red",
   "pages_url": "https://sandialabs.github.io/rattlesnake-vibration-controller/reports/coverage/",
   "workflow_url": "https://github.com/sandialabs/rattlesnake-vibration-controller/actions/workflows/pytest.yml",
-  "run_id": "16837780678",
-  "artifact_url": "https://github.com/sandialabs/rattlesnake-vibration-controller/actions/runs/16837780678",
-  "timestamp": "2025-08-08T18:32:01Z"
+  "run_id": "16913213118",
+  "artifact_url": "https://github.com/sandialabs/rattlesnake-vibration-controller/actions/runs/16913213118",
+  "timestamp": "2025-08-12T15:21:24Z"
 }