refactor: update internal command references in all plugin files

Updated:
- projman: 4 commands + 4 skills + integration snippet
- git-flow: 4 commands + 3 skills + integration snippet
- pr-review: 1 command cross-reference
- cmdb-assistant: 1 command + 1 skill
- data-platform: 8 commands + integration snippet
- viz-platform: 11 commands + integration snippet
- contract-validator: 1 command + 1 skill + 1 agent

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

plugins/projman/skills/visual-output.md

@@ -41,12 +41,12 @@ For commands that don't invoke a specific agent phase:
 | Command | Phase Emoji | Phase Name |
 |---------|-------------|------------|
 | `/sprint-status` | 📊 Chart | STATUS |
-| `/setup` | ⚙️ Gear | SETUP |
-| `/debug` | 🐛 Bug | DEBUG |
+| `/pm-setup` | ⚙️ Gear | SETUP |
+| `/pm-debug` | 🐛 Bug | DEBUG |
 | `/labels-sync` | 🏷️ Label | LABELS |
 | `/suggest-version` | 📦 Package | VERSION |
 | `/proposal-status` | 📋 Clipboard | PROPOSALS |
-| `/test` | 🧪 Flask | TEST |
+| `/pm-test` | 🧪 Flask | TEST |
 | `/rfc` | 📄 Document | RFC [Sub-Command] |
 
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