fix: replace non-ASCII dashes introduced in documentation commits

Author: Shaelz

CHANGELOG.md

@@ -2,7 +2,7 @@
 
 ## v1.0.0 - 2026-06-09
 
-- Freeze v1.0.0 validation record compiled from all M1–M6 evidence.
+- Freeze v1.0.0 validation record compiled from all M1-M6 evidence.
 - Refresh exact-candidate validation for the current private `main` tip after
   the final readiness docs, including working-tree, fresh-clone, CLI help,
   public-history, audit, and WSL2 quick-check evidence.

docs/releases/M6_PRE_PUBLIC_REHEARSAL.md

@@ -178,7 +178,7 @@ Closed by this rehearsal:
 
 Still not closed at rehearsal time:
 
-- Fully independent external human-through-agent validation — subsequently
+- Fully independent external human-through-agent validation: subsequently
   accepted by the maintainer as not required; agent-mediated rehearsal is
   sufficient for v1.
 - Manual GitHub UI-only checks such as social preview and package views.

docs/releases/v1.0-validation-record.md

@@ -92,8 +92,8 @@ All criteria from `docs/V1_RELEASE_PLAN.md` section 7 are addressed below.
 | Public-surface sanitation passes | Passed |
 | Reachable pre-public history passes check:public:history | Passed |
 | Public release candidate passes independent cold-user validation | Accepted: maintainer explicitly accepted agent-mediated rehearsal as sufficient for v1 |
-| GitHub repository settings match sibling-grade target before visibility change | Manual gate — in progress |
-| Final version identifiers and tag aligned intentionally | Manual gate — in progress |
+| GitHub repository settings match sibling-grade target before visibility change | Manual gate - in progress |
+| Final version identifiers and tag aligned intentionally | Manual gate - in progress |
 
 ## Automated Evidence