fix Microsoft.Quotes vale findings - move punctuation inside quotes

Moved 27 instances of periods and commas from outside closing quote marks
to inside, following American-style punctuation placement. Changes span
across ~15 documentation files including integration, process, scheduler,
trust-boundary, and web-ui docs.

docs/scheduler/coordinator.md

@@ -192,7 +192,7 @@ rides the queue through that power layer, so intent, lease serialization,
 and crash-watch suppression can't drift per surface; the only direct starts
 left are the root-agent bootstrap and infra containers (no lease, no
 harness). Cancelling a still-queued power DAG reverts `wanted` to the
-observed state — a cancel means "don't do it", not "do it later". Agents
+observed state — a cancel means "don't do it," not "do it later." Agents
 without a row are seeded from observed state on first touch (running ⇒
 `Up`); destroy removes the row.
 

docs/scheduler/observability.md

@@ -274,7 +274,7 @@ recorded (every turn, always).
 Everything above is measured **per agent**, tagged with the hive it runs in.
 These three are measured per **hive**, and carry no `agent` label — so a hive
 that hosts no agents still reports, and "this hive is quiet" is
-distinguishable from "this hive is gone". Select them with
+distinguishable from "this hive is gone." Select them with
 `{hive!="",agent=""}`.
 
 | Metric                    | Unit | Kind  | Meaning                                                                                                              |