chore: Rename /project:update-bolt command to /project:vendor-bolt

Author: mwbrooks

.claude/commands/update-bolt.md .claude/commands/vendor-bolt.md.claude/commands/update-bolt.md renamed to .claude/commands/vendor-bolt.md

@@ -13,7 +13,7 @@ updates:
       - "dependencies"
     ignore:
       - dependency-name: "slack-bolt"
-        # Vendored from bolt-python main — managed via /project:update-bolt
+        # Vendored from bolt-python main — managed via /project:vendor-bolt
   - package-ecosystem: "github-actions"
     directory: "/"
     schedule:

.github/dependabot.yml

@@ -39,5 +39,5 @@ This repo uses a vendored (pre-release) build of `slack-bolt` from the [bolt-pyt
 To update the vendored bolt-python to the latest `main`, run the Claude Code slash command:
 
 ```
-/project:update-bolt
+/project:vendor-bolt
 ```