Remove python-snake from repo classification exclusions

Repo promoted to coulomb/python-snake on Forgejo and registered in State Hub
with consumer/experimental classification.

canon/standards/repo-classification.exclusions.yaml

@@ -4,8 +4,8 @@
 #
 # Validate additions against canon/standards/repo-classification-standard_v1.0.md.
 
-version: "1.1"
-updated: "2026-06-22"
+version: "1.2"
+updated: "2026-07-08"
 
 exclusions:
   # Forks and personal repos — not ecosystem inventory.
@@ -13,10 +13,6 @@ exclusions:
     gitea_path: tegwick/the-custodian
     reason: fork path not found on Gitea (SSH verified 2026-06-22)
 
-  - slug: python-snake
-    gitea_path: lando_worsch/python-snake
-    reason: personal / non-ecosystem repo (exists on Gitea; excluded by policy)
-
   # Archived or collapsed hub registrations — superseded by another slug.
   - slug: markitect-project
     reason: archived; workstreams relinked to markitect-main (ADR-005 disposition)