camcheck: no nested parentheses in the missing cameras' message

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
(cherry picked from commit 917ef9d29c)

hands/camcheck.py

@@ -412,7 +412,7 @@ def check(log=None, proc=True, ring=True, ring_path=None):
                 have = {c["node"] for c in r["mono"]}
                 want = state.tracking_nodes() if state else SIDE_NODES + UPPER_NODES
                 out["ring_missing"] = [n for n in want if n not in have]
-                status, reason = "degraded", ("ft-camd publishes only %d of %d mono cameras (missing: %s)" % (
+                status, reason = "degraded", ("ft-camd publishes only %d of %d mono cameras, missing %s" % (
                     len(r["mono"]), TRACKING, " ".join("video%d" % n for n in out["ring_missing"]) or "?"))
     out.update(status=status, reason=reason, evidence=evidence,
                summary="ok" if status == "ok" else "%s: %s" % (status, reason))

hands/tests/test_camcheck.py

@@ -293,7 +293,7 @@ class Ring(unittest.TestCase):
         r = camcheck.check(log=self.log, proc=False, ring_path=self.ring)
         self.assertEqual(r["status"], "degraded")
         self.assertEqual(r["ring_missing"], [0, 3])
-        self.assertIn("missing: video0 video3", r["reason"])
+        self.assertIn("missing video0 video3", r["reason"])
         self.assertTrue(camcheck.is_ring_short(r))
         self.assertFalse(camcheck.is_vcint_failure(r))
         self.assertEqual(r["map"]["slam_left"]["node"], 0)