Migrate module path from kyle/ to mc/ org

All import paths updated from git.wntrmute.dev/kyle/mcdsl to
git.wntrmute.dev/mc/mcdsl to match the Gitea organization.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

PROGRESS.md

@@ -91,11 +91,11 @@ Remaining mcat-specific code:
 - `web/` — templates and static assets (unchanged)
 
 Dependencies removed:
-- `git.wntrmute.dev/kyle/mcias/clients/go` (mcdsl/auth handles MCIAS directly)
+- `git.wntrmute.dev/mc/mcias/clients/go` (mcdsl/auth handles MCIAS directly)
 - `github.com/pelletier/go-toml/v2` (now indirect via mcdsl/config)
 
 Dependencies added:
-- `git.wntrmute.dev/kyle/mcdsl` (local replace directive)
+- `git.wntrmute.dev/mc/mcdsl` (local replace directive)
 
 Result: vet clean, lint 0 issues, builds successfully.