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/viz-platform/commands/viz-component.md

@@ -2,7 +2,7 @@
 description: Inspect Dash Mantine Component props and validation
 ---
 
-# Inspect Component
+# Viz Component
 
 ## Skills to Load
 - skills/mcp-tools-reference.md
@@ -21,7 +21,7 @@ Inspect a DMC component's props, types, and defaults.
 ## Usage
 
 ```
-/component {name}
+/viz-component {name}
 ```
 
 ## Arguments
@@ -38,5 +38,5 @@ validate_component(component="Button", props={"variant": "filled"})
 
 ## Related Commands
 
-- `/chart {type}` - Create charts
-- `/dashboard {template}` - Create layouts
+- `/viz-chart {type}` - Create charts
+- `/viz-dashboard {template}` - Create layouts