docs: rephrase the vale warnings that have a better wording

Words the alex and Microsoft styles flag where a plainer one reads as well:
disabled/special/invalid as a state, primitive, trap, hang, several, click,
first-person FAQ questions, hyphenated adverb pairs. Left as they are: Let's
Encrypt, quoted UI labels and phrases, the generated forge CLI reference, and
the middle-click gesture.

docs/agent-lifecycle/config-changes.md

@@ -68,7 +68,7 @@ target hive to deploy it.
 An agent created from an [archetype](../swarm/archetypes.md) gets no
 config repo: its hive builds it from the archetype's module.
 
-Changing what the template seeded isn't a special case: like every
+Changing what the template seeded isn't an exception: like every
 later change, it's a PR on that config repo, made from a clone and
 merged by an operator on the forge (see [Config changes](#config-changes)).
 
@@ -376,7 +376,7 @@ Differences from sub-agents:
   authoritative applied repo (see "Root-agent view of applied" below).
 - Its socket comes from the generic per-agent registration, in the same
   per-agent runtime dir as any other agent (`/run/hyperhive/agents/ruth/`),
-  not a special manager-only path.
+  not a separate manager-only path.
 
 **Migration note** (for older hosts): drop any `containers.root =
 { ... }` block from your host NixOS config, and any `services.hyperhive.ruthless`
@@ -406,7 +406,7 @@ and nothing in the tree constructs it; this removal dropped the push path
 genuinely needs to interrupt an agent's turn loop, not because
 anything live uses it today.
 
-**A previously-running container crashing** used to be exactly that
+**A previously running container crashing** used to be exactly that
 case (`ContainerCrash`, routed to the root agent via
 `Coordinator::notify_manager`) — it no longer drives any agent turn at
 all. `crash_watch` now only `tracing::warn!`s `"container crash